Minecraft Transit Railway (Automated trains, planes, and more!)

Minecraft Transit Railway (Automated trains, planes, and more!)

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1.20.1 fabirc服务端加载遇到问题 | 1.20.1 fabirc server load error

ayakasuki opened this issue · 1 comments

commented

错误代码:The error code
(字数限制缩略)(Word count limit the thumbnail)

 [16:11:07] [Worker-Main-5/ERROR]: Couldn't parse element loot_tables:mtr:blocks/railway_sign_4_even
com.google.gson.JsonSyntaxException: Unknown type 'minecraft:alternative'
        at net.minecraft.class_5330$class_5333.deserialize(class_5330.java:99) ~[server-intermediary.jar:?]
        at com.google.gson.internal.bind.TreeTypeAdapter.read(TreeTypeAdapter.java:76) ~[gson-2.10.jar:?]
        at com.google.gson.internal.bind.TypeAdapterRuntimeTypeWrapper.read(TypeAdapterRuntimeTypeWrapper.java:40) ~[gson-2.10.jar:?]
        at com.google.gson.internal.bind.ArrayTypeAdapter.read(ArrayTypeAdapter.java:72) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1214) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1319) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1290) ~[gson-2.10.jar:?]
        at com.google.gson.internal.bind.TreeTypeAdapter$GsonContextImpl.deserialize(TreeTypeAdapter.java:179) ~[gson-2.10.jar:?]
        at net.minecraft.class_3518.method_15291(class_3518.java:463) ~[server-intermediary.jar:?]
        at net.minecraft.class_3518.method_15283(class_3518.java:481) ~[server-intermediary.jar:?]
        at net.minecraft.class_79$class_5337.method_29319(class_79.java:85) ~[server-intermediary.jar:?]
        at net.minecraft.class_79$class_5337.method_517(class_79.java:74) ~[server-intermediary.jar:?]
        at net.minecraft.class_5330$class_5333.deserialize(class_5330.java:102) ~[server-intermediary.jar:?]
        at com.google.gson.internal.bind.TreeTypeAdapter.read(TreeTypeAdapter.java:76) ~[gson-2.10.jar:?]
        at com.google.gson.internal.bind.TypeAdapterRuntimeTypeWrapper.read(TypeAdapterRuntimeTypeWrapper.java:40) ~[gson-2.10.jar:?]
        at com.google.gson.internal.bind.ArrayTypeAdapter.read(ArrayTypeAdapter.java:72) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1214) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1319) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1290) ~[gson-2.10.jar:?]
        at com.google.gson.internal.bind.TreeTypeAdapter$GsonContextImpl.deserialize(TreeTypeAdapter.java:179) ~[gson-2.10.jar:?]
        at net.minecraft.class_3518.method_15291(class_3518.java:463) ~[server-intermediary.jar:?]
        at net.minecraft.class_3518.method_15272(class_3518.java:471) ~[server-intermediary.jar:?]
        at net.minecraft.class_55$class_57.method_358(class_55.java:173) ~[server-intermediary.jar:?]
        at net.minecraft.class_55$class_57.deserialize(class_55.java:169) ~[server-intermediary.jar:?]
        at com.google.gson.internal.bind.TreeTypeAdapter.read(TreeTypeAdapter.java:76) ~[gson-2.10.jar:?]
        at com.google.gson.internal.bind.TypeAdapterRuntimeTypeWrapper.read(TypeAdapterRuntimeTypeWrapper.java:40) ~[gson-2.10.jar:?]
        at com.google.gson.internal.bind.ArrayTypeAdapter.read(ArrayTypeAdapter.java:72) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1214) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1319) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1290) ~[gson-2.10.jar:?]
        at com.google.gson.internal.bind.TreeTypeAdapter$GsonContextImpl.deserialize(TreeTypeAdapter.java:179) ~[gson-2.10.jar:?]
        at net.minecraft.class_3518.method_15291(class_3518.java:463) ~[server-intermediary.jar:?]
        at net.minecraft.class_3518.method_15283(class_3518.java:481) ~[server-intermediary.jar:?]
        at net.minecraft.class_52$class_54.method_340(class_52.java:250) ~[server-intermediary.jar:?]
        at net.minecraft.class_52$class_54.deserialize(class_52.java:246) ~[server-intermediary.jar:?]
        at com.google.gson.internal.bind.TreeTypeAdapter.read(TreeTypeAdapter.java:76) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1214) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1319) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1261) ~[gson-2.10.jar:?]
        at net.minecraft.class_8490.method_51205(class_8490.java:64) ~[server-intermediary.jar:?]
        at net.minecraft.class_8490.method_51204(class_8490.java:48) ~[server-intermediary.jar:?]
        at net.minecraft.class_60.method_51195(class_60.java:55) ~[server-intermediary.jar:?]
        at java.util.HashMap.forEach(HashMap.java:1421) ~[?:?]
        at net.minecraft.class_60.method_51189(class_60.java:55) ~[server-intermediary.jar:?]
        at java.util.concurrent.CompletableFuture$AsyncRun.run(CompletableFuture.java:1804) ~[?:?]
        at java.util.concurrent.CompletableFuture$AsyncRun.exec(CompletableFuture.java:1796) ~[?:?]
        at java.util.concurrent.ForkJoinTask.doExec(ForkJoinTask.java:373) ~[?:?]
        at java.util.concurrent.ForkJoinPool$WorkQueue.topLevelExec(ForkJoinPool.java:1182) ~[?:?]
        at java.util.concurrent.ForkJoinPool.scan(ForkJoinPool.java:1655) ~[?:?]
        at java.util.concurrent.ForkJoinPool.runWorker(ForkJoinPool.java:1622) ~[?:?]
        at java.util.concurrent.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:165) ~[?:?]
[16:11:07] [Worker-Main-5/ERROR]: Couldn't parse element loot_tables:mtr:blocks/railway_sign_5_odd
com.google.gson.JsonSyntaxException: Unknown type 'minecraft:alternative'
        at net.minecraft.class_5330$class_5333.deserialize(class_5330.java:99) ~[server-intermediary.jar:?]
        at com.google.gson.internal.bind.TreeTypeAdapter.read(TreeTypeAdapter.java:76) ~[gson-2.10.jar:?]
        at com.google.gson.internal.bind.TypeAdapterRuntimeTypeWrapper.read(TypeAdapterRuntimeTypeWrapper.java:40) ~[gson-2.10.jar:?]
        at com.google.gson.internal.bind.ArrayTypeAdapter.read(ArrayTypeAdapter.java:72) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1214) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1319) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1290) ~[gson-2.10.jar:?]
        at com.google.gson.internal.bind.TreeTypeAdapter$GsonContextImpl.deserialize(TreeTypeAdapter.java:179) ~[gson-2.10.jar:?]
        at net.minecraft.class_3518.method_15291(class_3518.java:463) ~[server-intermediary.jar:?]
        at net.minecraft.class_3518.method_15283(class_3518.java:481) ~[server-intermediary.jar:?]
        at net.minecraft.class_79$class_5337.method_29319(class_79.java:85) ~[server-intermediary.jar:?]
        at net.minecraft.class_79$class_5337.method_517(class_79.java:74) ~[server-intermediary.jar:?]
        at net.minecraft.class_5330$class_5333.deserialize(class_5330.java:102) ~[server-intermediary.jar:?]
        at com.google.gson.internal.bind.TreeTypeAdapter.read(TreeTypeAdapter.java:76) ~[gson-2.10.jar:?]
        at com.google.gson.internal.bind.TypeAdapterRuntimeTypeWrapper.read(TypeAdapterRuntimeTypeWrapper.java:40) ~[gson-2.10.jar:?]
        at com.google.gson.internal.bind.ArrayTypeAdapter.read(ArrayTypeAdapter.java:72) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1214) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1319) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1290) ~[gson-2.10.jar:?]
        at com.google.gson.internal.bind.TreeTypeAdapter$GsonContextImpl.deserialize(TreeTypeAdapter.java:179) ~[gson-2.10.jar:?]
        at net.minecraft.class_3518.method_15291(class_3518.java:463) ~[server-intermediary.jar:?]
        at net.minecraft.class_3518.method_15272(class_3518.java:471) ~[server-intermediary.jar:?]
        at net.minecraft.class_55$class_57.method_358(class_55.java:173) ~[server-intermediary.jar:?]
        at net.minecraft.class_55$class_57.deserialize(class_55.java:169) ~[server-intermediary.jar:?]
        at com.google.gson.internal.bind.TreeTypeAdapter.read(TreeTypeAdapter.java:76) ~[gson-2.10.jar:?]
        at com.google.gson.internal.bind.TypeAdapterRuntimeTypeWrapper.read(TypeAdapterRuntimeTypeWrapper.java:40) ~[gson-2.10.jar:?]
        at com.google.gson.internal.bind.ArrayTypeAdapter.read(ArrayTypeAdapter.java:72) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1214) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1319) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1290) ~[gson-2.10.jar:?]
        at com.google.gson.internal.bind.TreeTypeAdapter$GsonContextImpl.deserialize(TreeTypeAdapter.java:179) ~[gson-2.10.jar:?]
        at net.minecraft.class_3518.method_15291(class_3518.java:463) ~[server-intermediary.jar:?]
        at net.minecraft.class_3518.method_15283(class_3518.java:481) ~[server-intermediary.jar:?]
        at net.minecraft.class_52$class_54.method_340(class_52.java:250) ~[server-intermediary.jar:?]
        at net.minecraft.class_52$class_54.deserialize(class_52.java:246) ~[server-intermediary.jar:?]
        at com.google.gson.internal.bind.TreeTypeAdapter.read(TreeTypeAdapter.java:76) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1214) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1319) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1261) ~[gson-2.10.jar:?]
        at net.minecraft.class_8490.method_51205(class_8490.java:64) ~[server-intermediary.jar:?]
        at net.minecraft.class_8490.method_51204(class_8490.java:48) ~[server-intermediary.jar:?]
        at net.minecraft.class_60.method_51195(class_60.java:55) ~[server-intermediary.jar:?]
        at java.util.HashMap.forEach(HashMap.java:1421) ~[?:?]
        at net.minecraft.class_60.method_51189(class_60.java:55) ~[server-intermediary.jar:?]
        at java.util.concurrent.CompletableFuture$AsyncRun.run(CompletableFuture.java:1804) ~[?:?]
        at java.util.concurrent.CompletableFuture$AsyncRun.exec(CompletableFuture.java:1796) ~[?:?]
        at java.util.concurrent.ForkJoinTask.doExec(ForkJoinTask.java:373) ~[?:?]
        at java.util.concurrent.ForkJoinPool$WorkQueue.topLevelExec(ForkJoinPool.java:1182) ~[?:?]
        at java.util.concurrent.ForkJoinPool.scan(ForkJoinPool.java:1655) ~[?:?]
        at java.util.concurrent.ForkJoinPool.runWorker(ForkJoinPool.java:1622) ~[?:?]
        at java.util.concurrent.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:165) ~[?:?]
[16:11:07] [Worker-Main-5/ERROR]: Couldn't parse element loot_tables:mtr:blocks/pids_single_arrival_1
com.google.gson.JsonSyntaxException: Unknown type 'minecraft:alternative'
        at net.minecraft.class_5330$class_5333.deserialize(class_5330.java:99) ~[server-intermediary.jar:?]
        at com.google.gson.internal.bind.TreeTypeAdapter.read(TreeTypeAdapter.java:76) ~[gson-2.10.jar:?]
        at com.google.gson.internal.bind.TypeAdapterRuntimeTypeWrapper.read(TypeAdapterRuntimeTypeWrapper.java:40) ~[gson-2.10.jar:?]
        at com.google.gson.internal.bind.ArrayTypeAdapter.read(ArrayTypeAdapter.java:72) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1214) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1319) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1290) ~[gson-2.10.jar:?]
        at com.google.gson.internal.bind.TreeTypeAdapter$GsonContextImpl.deserialize(TreeTypeAdapter.java:179) ~[gson-2.10.jar:?]
        at net.minecraft.class_3518.method_15291(class_3518.java:463) ~[server-intermediary.jar:?]
        at net.minecraft.class_3518.method_15283(class_3518.java:481) ~[server-intermediary.jar:?]
        at net.minecraft.class_79$class_5337.method_29319(class_79.java:85) ~[server-intermediary.jar:?]
        at net.minecraft.class_79$class_5337.method_517(class_79.java:74) ~[server-intermediary.jar:?]
        at net.minecraft.class_5330$class_5333.deserialize(class_5330.java:102) ~[server-intermediary.jar:?]
        at com.google.gson.internal.bind.TreeTypeAdapter.read(TreeTypeAdapter.java:76) ~[gson-2.10.jar:?]
        at com.google.gson.internal.bind.TypeAdapterRuntimeTypeWrapper.read(TypeAdapterRuntimeTypeWrapper.java:40) ~[gson-2.10.jar:?]
        at com.google.gson.internal.bind.ArrayTypeAdapter.read(ArrayTypeAdapter.java:72) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1214) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1319) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1290) ~[gson-2.10.jar:?]
        at com.google.gson.internal.bind.TreeTypeAdapter$GsonContextImpl.deserialize(TreeTypeAdapter.java:179) ~[gson-2.10.jar:?]
        at net.minecraft.class_3518.method_15291(class_3518.java:463) ~[server-intermediary.jar:?]
        at net.minecraft.class_3518.method_15272(class_3518.java:471) ~[server-intermediary.jar:?]
        at net.minecraft.class_55$class_57.method_358(class_55.java:173) ~[server-intermediary.jar:?]
        at net.minecraft.class_55$class_57.deserialize(class_55.java:169) ~[server-intermediary.jar:?]
        at com.google.gson.internal.bind.TreeTypeAdapter.read(TreeTypeAdapter.java:76) ~[gson-2.10.jar:?]
        at com.google.gson.internal.bind.TypeAdapterRuntimeTypeWrapper.read(TypeAdapterRuntimeTypeWrapper.java:40) ~[gson-2.10.jar:?]
        at com.google.gson.internal.bind.ArrayTypeAdapter.read(ArrayTypeAdapter.java:72) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1214) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1319) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1290) ~[gson-2.10.jar:?]
        at com.google.gson.internal.bind.TreeTypeAdapter$GsonContextImpl.deserialize(TreeTypeAdapter.java:179) ~[gson-2.10.jar:?]
        at net.minecraft.class_3518.method_15291(class_3518.java:463) ~[server-intermediary.jar:?]
        at net.minecraft.class_3518.method_15283(class_3518.java:481) ~[server-intermediary.jar:?]
        at net.minecraft.class_52$class_54.method_340(class_52.java:250) ~[server-intermediary.jar:?]
        at net.minecraft.class_52$class_54.deserialize(class_52.java:246) ~[server-intermediary.jar:?]
        at com.google.gson.internal.bind.TreeTypeAdapter.read(TreeTypeAdapter.java:76) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1214) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1319) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1261) ~[gson-2.10.jar:?]
        at net.minecraft.class_8490.method_51205(class_8490.java:64) ~[server-intermediary.jar:?]
        at net.minecraft.class_8490.method_51204(class_8490.java:48) ~[server-intermediary.jar:?]
        at net.minecraft.class_60.method_51195(class_60.java:55) ~[server-intermediary.jar:?]
        at java.util.HashMap.forEach(HashMap.java:1421) ~[?:?]
        at net.minecraft.class_60.method_51189(class_60.java:55) ~[server-intermediary.jar:?]
        at java.util.concurrent.CompletableFuture$AsyncRun.run(CompletableFuture.java:1804) ~[?:?]
        at java.util.concurrent.CompletableFuture$AsyncRun.exec(CompletableFuture.java:1796) ~[?:?]
        at java.util.concurrent.ForkJoinTask.doExec(ForkJoinTask.java:373) ~[?:?]
        at java.util.concurrent.ForkJoinPool$WorkQueue.topLevelExec(ForkJoinPool.java:1182) ~[?:?]
        at java.util.concurrent.ForkJoinPool.scan(ForkJoinPool.java:1655) ~[?:?]
        at java.util.concurrent.ForkJoinPool.runWorker(ForkJoinPool.java:1622) ~[?:?]
        at java.util.concurrent.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:165) ~[?:?]
[16:11:07] [Worker-Main-5/ERROR]: Couldn't parse element loot_tables:mtr:blocks/pids_2
com.google.gson.JsonSyntaxException: Unknown type 'minecraft:alternative'
        at net.minecraft.class_5330$class_5333.deserialize(class_5330.java:99) ~[server-intermediary.jar:?]
        at com.google.gson.internal.bind.TreeTypeAdapter.read(TreeTypeAdapter.java:76) ~[gson-2.10.jar:?]
        at com.google.gson.internal.bind.TypeAdapterRuntimeTypeWrapper.read(TypeAdapterRuntimeTypeWrapper.java:40) ~[gson-2.10.jar:?]
        at com.google.gson.internal.bind.ArrayTypeAdapter.read(ArrayTypeAdapter.java:72) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1214) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1319) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1290) ~[gson-2.10.jar:?]
        at com.google.gson.internal.bind.TreeTypeAdapter$GsonContextImpl.deserialize(TreeTypeAdapter.java:179) ~[gson-2.10.jar:?]
        at net.minecraft.class_3518.method_15291(class_3518.java:463) ~[server-intermediary.jar:?]
        at net.minecraft.class_3518.method_15283(class_3518.java:481) ~[server-intermediary.jar:?]
        at net.minecraft.class_79$class_5337.method_29319(class_79.java:85) ~[server-intermediary.jar:?]
        at net.minecraft.class_79$class_5337.method_517(class_79.java:74) ~[server-intermediary.jar:?]
        at net.minecraft.class_5330$class_5333.deserialize(class_5330.java:102) ~[server-intermediary.jar:?]
        at com.google.gson.internal.bind.TreeTypeAdapter.read(TreeTypeAdapter.java:76) ~[gson-2.10.jar:?]
        at com.google.gson.internal.bind.TypeAdapterRuntimeTypeWrapper.read(TypeAdapterRuntimeTypeWrapper.java:40) ~[gson-2.10.jar:?]
        at com.google.gson.internal.bind.ArrayTypeAdapter.read(ArrayTypeAdapter.java:72) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1214) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1319) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1290) ~[gson-2.10.jar:?]
        at com.google.gson.internal.bind.TreeTypeAdapter$GsonContextImpl.deserialize(TreeTypeAdapter.java:179) ~[gson-2.10.jar:?]
        at net.minecraft.class_3518.method_15291(class_3518.java:463) ~[server-intermediary.jar:?]
        at net.minecraft.class_3518.method_15272(class_3518.java:471) ~[server-intermediary.jar:?]
        at net.minecraft.class_55$class_57.method_358(class_55.java:173) ~[server-intermediary.jar:?]
        at net.minecraft.class_55$class_57.deserialize(class_55.java:169) ~[server-intermediary.jar:?]
        at com.google.gson.internal.bind.TreeTypeAdapter.read(TreeTypeAdapter.java:76) ~[gson-2.10.jar:?]
        at com.google.gson.internal.bind.TypeAdapterRuntimeTypeWrapper.read(TypeAdapterRuntimeTypeWrapper.java:40) ~[gson-2.10.jar:?]
        at com.google.gson.internal.bind.ArrayTypeAdapter.read(ArrayTypeAdapter.java:72) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1214) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1319) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1290) ~[gson-2.10.jar:?]
        at com.google.gson.internal.bind.TreeTypeAdapter$GsonContextImpl.deserialize(TreeTypeAdapter.java:179) ~[gson-2.10.jar:?]
        at net.minecraft.class_3518.method_15291(class_3518.java:463) ~[server-intermediary.jar:?]
        at net.minecraft.class_3518.method_15283(class_3518.java:481) ~[server-intermediary.jar:?]
        at net.minecraft.class_52$class_54.method_340(class_52.java:250) ~[server-intermediary.jar:?]
        at net.minecraft.class_52$class_54.deserialize(class_52.java:246) ~[server-intermediary.jar:?]
        at com.google.gson.internal.bind.TreeTypeAdapter.read(TreeTypeAdapter.java:76) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1214) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1319) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1261) ~[gson-2.10.jar:?]
        at net.minecraft.class_8490.method_51205(class_8490.java:64) ~[server-intermediary.jar:?]
        at net.minecraft.class_8490.method_51204(class_8490.java:48) ~[server-intermediary.jar:?]
        at net.minecraft.class_60.method_51195(class_60.java:55) ~[server-intermediary.jar:?]
        at java.util.HashMap.forEach(HashMap.java:1421) ~[?:?]
        at net.minecraft.class_60.method_51189(class_60.java:55) ~[server-intermediary.jar:?]
        at java.util.concurrent.CompletableFuture$AsyncRun.run(CompletableFuture.java:1804) ~[?:?]
        at java.util.concurrent.CompletableFuture$AsyncRun.exec(CompletableFuture.java:1796) ~[?:?]
        at java.util.concurrent.ForkJoinTask.doExec(ForkJoinTask.java:373) ~[?:?]
        at java.util.concurrent.ForkJoinPool$WorkQueue.topLevelExec(ForkJoinPool.java:1182) ~[?:?]
        at java.util.concurrent.ForkJoinPool.scan(ForkJoinPool.java:1655) ~[?:?]
        at java.util.concurrent.ForkJoinPool.runWorker(ForkJoinPool.java:1622) ~[?:?]
        at java.util.concurrent.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:165) ~[?:?]
[16:11:07] [Worker-Main-5/ERROR]: Couldn't parse element loot_tables:mtr:blocks/pids_1
com.google.gson.JsonSyntaxException: Unknown type 'minecraft:alternative'
        at net.minecraft.class_5330$class_5333.deserialize(class_5330.java:99) ~[server-intermediary.jar:?]
        at com.google.gson.internal.bind.TreeTypeAdapter.read(TreeTypeAdapter.java:76) ~[gson-2.10.jar:?]
        at com.google.gson.internal.bind.TypeAdapterRuntimeTypeWrapper.read(TypeAdapterRuntimeTypeWrapper.java:40) ~[gson-2.10.jar:?]
        at com.google.gson.internal.bind.ArrayTypeAdapter.read(ArrayTypeAdapter.java:72) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1214) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1319) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1290) ~[gson-2.10.jar:?]
        at com.google.gson.internal.bind.TreeTypeAdapter$GsonContextImpl.deserialize(TreeTypeAdapter.java:179) ~[gson-2.10.jar:?]
        at net.minecraft.class_3518.method_15291(class_3518.java:463) ~[server-intermediary.jar:?]
        at net.minecraft.class_3518.method_15283(class_3518.java:481) ~[server-intermediary.jar:?]
        at net.minecraft.class_79$class_5337.method_29319(class_79.java:85) ~[server-intermediary.jar:?]
        at net.minecraft.class_79$class_5337.method_517(class_79.java:74) ~[server-intermediary.jar:?]
        at net.minecraft.class_5330$class_5333.deserialize(class_5330.java:102) ~[server-intermediary.jar:?]
        at com.google.gson.internal.bind.TreeTypeAdapter.read(TreeTypeAdapter.java:76) ~[gson-2.10.jar:?]
        at com.google.gson.internal.bind.TypeAdapterRuntimeTypeWrapper.read(TypeAdapterRuntimeTypeWrapper.java:40) ~[gson-2.10.jar:?]
        at com.google.gson.internal.bind.ArrayTypeAdapter.read(ArrayTypeAdapter.java:72) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1214) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1319) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1290) ~[gson-2.10.jar:?]
        at com.google.gson.internal.bind.TreeTypeAdapter$GsonContextImpl.deserialize(TreeTypeAdapter.java:179) ~[gson-2.10.jar:?]
        at net.minecraft.class_3518.method_15291(class_3518.java:463) ~[server-intermediary.jar:?]
        at net.minecraft.class_3518.method_15272(class_3518.java:471) ~[server-intermediary.jar:?]
        at net.minecraft.class_55$class_57.method_358(class_55.java:173) ~[server-intermediary.jar:?]
        at net.minecraft.class_55$class_57.deserialize(class_55.java:169) ~[server-intermediary.jar:?]
        at com.google.gson.internal.bind.TreeTypeAdapter.read(TreeTypeAdapter.java:76) ~[gson-2.10.jar:?]
        at com.google.gson.internal.bind.TypeAdapterRuntimeTypeWrapper.read(TypeAdapterRuntimeTypeWrapper.java:40) ~[gson-2.10.jar:?]
        at com.google.gson.internal.bind.ArrayTypeAdapter.read(ArrayTypeAdapter.java:72) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1214) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1319) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1290) ~[gson-2.10.jar:?]
        at com.google.gson.internal.bind.TreeTypeAdapter$GsonContextImpl.deserialize(TreeTypeAdapter.java:179) ~[gson-2.10.jar:?]
        at net.minecraft.class_3518.method_15291(class_3518.java:463) ~[server-intermediary.jar:?]
        at net.minecraft.class_3518.method_15283(class_3518.java:481) ~[server-intermediary.jar:?]
        at net.minecraft.class_52$class_54.method_340(class_52.java:250) ~[server-intermediary.jar:?]
        at net.minecraft.class_52$class_54.deserialize(class_52.java:246) ~[server-intermediary.jar:?]
        at com.google.gson.internal.bind.TreeTypeAdapter.read(TreeTypeAdapter.java:76) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1214) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1319) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1261) ~[gson-2.10.jar:?]
        at net.minecraft.class_8490.method_51205(class_8490.java:64) ~[server-intermediary.jar:?]
        at net.minecraft.class_8490.method_51204(class_8490.java:48) ~[server-intermediary.jar:?]
        at net.minecraft.class_60.method_51195(class_60.java:55) ~[server-intermediary.jar:?]
        at java.util.HashMap.forEach(HashMap.java:1421) ~[?:?]
        at net.minecraft.class_60.method_51189(class_60.java:55) ~[server-intermediary.jar:?]
        at java.util.concurrent.CompletableFuture$AsyncRun.run(CompletableFuture.java:1804) ~[?:?]
        at java.util.concurrent.CompletableFuture$AsyncRun.exec(CompletableFuture.java:1796) ~[?:?]
        at java.util.concurrent.ForkJoinTask.doExec(ForkJoinTask.java:373) ~[?:?]
        at java.util.concurrent.ForkJoinPool$WorkQueue.topLevelExec(ForkJoinPool.java:1182) ~[?:?]
        at java.util.concurrent.ForkJoinPool.scan(ForkJoinPool.java:1655) ~[?:?]
        at java.util.concurrent.ForkJoinPool.runWorker(ForkJoinPool.java:1622) ~[?:?]
        at java.util.concurrent.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:165) ~[?:?]
[16:11:07] [Worker-Main-5/ERROR]: Couldn't parse element loot_tables:mtr:blocks/pids_4
com.google.gson.JsonSyntaxException: Unknown type 'minecraft:alternative'
        at net.minecraft.class_5330$class_5333.deserialize(class_5330.java:99) ~[server-intermediary.jar:?]
        at com.google.gson.internal.bind.TreeTypeAdapter.read(TreeTypeAdapter.java:76) ~[gson-2.10.jar:?]
        at com.google.gson.internal.bind.TypeAdapterRuntimeTypeWrapper.read(TypeAdapterRuntimeTypeWrapper.java:40) ~[gson-2.10.jar:?]
        at com.google.gson.internal.bind.ArrayTypeAdapter.read(ArrayTypeAdapter.java:72) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1214) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1319) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1290) ~[gson-2.10.jar:?]
        at com.google.gson.internal.bind.TreeTypeAdapter$GsonContextImpl.deserialize(TreeTypeAdapter.java:179) ~[gson-2.10.jar:?]
        at net.minecraft.class_3518.method_15291(class_3518.java:463) ~[server-intermediary.jar:?]
        at net.minecraft.class_3518.method_15283(class_3518.java:481) ~[server-intermediary.jar:?]
        at net.minecraft.class_79$class_5337.method_29319(class_79.java:85) ~[server-intermediary.jar:?]
        at net.minecraft.class_79$class_5337.method_517(class_79.java:74) ~[server-intermediary.jar:?]
        at net.minecraft.class_5330$class_5333.deserialize(class_5330.java:102) ~[server-intermediary.jar:?]
        at com.google.gson.internal.bind.TreeTypeAdapter.read(TreeTypeAdapter.java:76) ~[gson-2.10.jar:?]
        at com.google.gson.internal.bind.TypeAdapterRuntimeTypeWrapper.read(TypeAdapterRuntimeTypeWrapper.java:40) ~[gson-2.10.jar:?]
        at com.google.gson.internal.bind.ArrayTypeAdapter.read(ArrayTypeAdapter.java:72) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1214) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1319) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1290) ~[gson-2.10.jar:?]
        at com.google.gson.internal.bind.TreeTypeAdapter$GsonContextImpl.deserialize(TreeTypeAdapter.java:179) ~[gson-2.10.jar:?]
        at net.minecraft.class_3518.method_15291(class_3518.java:463) ~[server-intermediary.jar:?]
        at net.minecraft.class_3518.method_15272(class_3518.java:471) ~[server-intermediary.jar:?]
        at net.minecraft.class_55$class_57.method_358(class_55.java:173) ~[server-intermediary.jar:?]
        at net.minecraft.class_55$class_57.deserialize(class_55.java:169) ~[server-intermediary.jar:?]
        at com.google.gson.internal.bind.TreeTypeAdapter.read(TreeTypeAdapter.java:76) ~[gson-2.10.jar:?]
        at com.google.gson.internal.bind.TypeAdapterRuntimeTypeWrapper.read(TypeAdapterRuntimeTypeWrapper.java:40) ~[gson-2.10.jar:?]
        at com.google.gson.internal.bind.ArrayTypeAdapter.read(ArrayTypeAdapter.java:72) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1214) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1319) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1290) ~[gson-2.10.jar:?]
        at com.google.gson.internal.bind.TreeTypeAdapter$GsonContextImpl.deserialize(TreeTypeAdapter.java:179) ~[gson-2.10.jar:?]
        at net.minecraft.class_3518.method_15291(class_3518.java:463) ~[server-intermediary.jar:?]
        at net.minecraft.class_3518.method_15283(class_3518.java:481) ~[server-intermediary.jar:?]
        at net.minecraft.class_52$class_54.method_340(class_52.java:250) ~[server-intermediary.jar:?]
        at net.minecraft.class_52$class_54.deserialize(class_52.java:246) ~[server-intermediary.jar:?]
        at com.google.gson.internal.bind.TreeTypeAdapter.read(TreeTypeAdapter.java:76) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1214) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1319) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1261) ~[gson-2.10.jar:?]
        at net.minecraft.class_8490.method_51205(class_8490.java:64) ~[server-intermediary.jar:?]
        at net.minecraft.class_8490.method_51204(class_8490.java:48) ~[server-intermediary.jar:?]
        at net.minecraft.class_60.method_51195(class_60.java:55) ~[server-intermediary.jar:?]
        at java.util.HashMap.forEach(HashMap.java:1421) ~[?:?]
        at net.minecraft.class_60.method_51189(class_60.java:55) ~[server-intermediary.jar:?]
        at java.util.concurrent.CompletableFuture$AsyncRun.run(CompletableFuture.java:1804) ~[?:?]
        at java.util.concurrent.CompletableFuture$AsyncRun.exec(CompletableFuture.java:1796) ~[?:?]
        at java.util.concurrent.ForkJoinTask.doExec(ForkJoinTask.java:373) ~[?:?]
        at java.util.concurrent.ForkJoinPool$WorkQueue.topLevelExec(ForkJoinPool.java:1182) ~[?:?]
        at java.util.concurrent.ForkJoinPool.scan(ForkJoinPool.java:1655) ~[?:?]
        at java.util.concurrent.ForkJoinPool.runWorker(ForkJoinPool.java:1622) ~[?:?]
        at java.util.concurrent.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:165) ~[?:?]
[16:11:07] [Worker-Main-5/ERROR]: Couldn't parse element loot_tables:mtr:blocks/pids_3
com.google.gson.JsonSyntaxException: Unknown type 'minecraft:alternative'
        at net.minecraft.class_5330$class_5333.deserialize(class_5330.java:99) ~[server-intermediary.jar:?]
        at com.google.gson.internal.bind.TreeTypeAdapter.read(TreeTypeAdapter.java:76) ~[gson-2.10.jar:?]
        at com.google.gson.internal.bind.TypeAdapterRuntimeTypeWrapper.read(TypeAdapterRuntimeTypeWrapper.java:40) ~[gson-2.10.jar:?]
        at com.google.gson.internal.bind.ArrayTypeAdapter.read(ArrayTypeAdapter.java:72) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1214) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1319) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1290) ~[gson-2.10.jar:?]
        at com.google.gson.internal.bind.TreeTypeAdapter$GsonContextImpl.deserialize(TreeTypeAdapter.java:179) ~[gson-2.10.jar:?]
        at net.minecraft.class_3518.method_15291(class_3518.java:463) ~[server-intermediary.jar:?]
        at net.minecraft.class_3518.method_15283(class_3518.java:481) ~[server-intermediary.jar:?]
        at net.minecraft.class_79$class_5337.method_29319(class_79.java:85) ~[server-intermediary.jar:?]
        at net.minecraft.class_79$class_5337.method_517(class_79.java:74) ~[server-intermediary.jar:?]
        at net.minecraft.class_5330$class_5333.deserialize(class_5330.java:102) ~[server-intermediary.jar:?]
        at com.google.gson.internal.bind.TreeTypeAdapter.read(TreeTypeAdapter.java:76) ~[gson-2.10.jar:?]
        at com.google.gson.internal.bind.TypeAdapterRuntimeTypeWrapper.read(TypeAdapterRuntimeTypeWrapper.java:40) ~[gson-2.10.jar:?]
        at com.google.gson.internal.bind.ArrayTypeAdapter.read(ArrayTypeAdapter.java:72) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1214) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1319) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1290) ~[gson-2.10.jar:?]
        at com.google.gson.internal.bind.TreeTypeAdapter$GsonContextImpl.deserialize(TreeTypeAdapter.java:179) ~[gson-2.10.jar:?]
        at net.minecraft.class_3518.method_15291(class_3518.java:463) ~[server-intermediary.jar:?]
        at net.minecraft.class_3518.method_15272(class_3518.java:471) ~[server-intermediary.jar:?]
        at net.minecraft.class_55$class_57.method_358(class_55.java:173) ~[server-intermediary.jar:?]
        at net.minecraft.class_55$class_57.deserialize(class_55.java:169) ~[server-intermediary.jar:?]
        at com.google.gson.internal.bind.TreeTypeAdapter.read(TreeTypeAdapter.java:76) ~[gson-2.10.jar:?]
        at com.google.gson.internal.bind.TypeAdapterRuntimeTypeWrapper.read(TypeAdapterRuntimeTypeWrapper.java:40) ~[gson-2.10.jar:?]
        at com.google.gson.internal.bind.ArrayTypeAdapter.read(ArrayTypeAdapter.java:72) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1214) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1319) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1290) ~[gson-2.10.jar:?]
        at com.google.gson.internal.bind.TreeTypeAdapter$GsonContextImpl.deserialize(TreeTypeAdapter.java:179) ~[gson-2.10.jar:?]
        at net.minecraft.class_3518.method_15291(class_3518.java:463) ~[server-intermediary.jar:?]
        at net.minecraft.class_3518.method_15283(class_3518.java:481) ~[server-intermediary.jar:?]
        at net.minecraft.class_52$class_54.method_340(class_52.java:250) ~[server-intermediary.jar:?]
        at net.minecraft.class_52$class_54.deserialize(class_52.java:246) ~[server-intermediary.jar:?]
        at com.google.gson.internal.bind.TreeTypeAdapter.read(TreeTypeAdapter.java:76) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1214) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1319) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1261) ~[gson-2.10.jar:?]
        at net.minecraft.class_8490.method_51205(class_8490.java:64) ~[server-intermediary.jar:?]
        at net.minecraft.class_8490.method_51204(class_8490.java:48) ~[server-intermediary.jar:?]
        at net.minecraft.class_60.method_51195(class_60.java:55) ~[server-intermediary.jar:?]
        at java.util.HashMap.forEach(HashMap.java:1421) ~[?:?]
        at net.minecraft.class_60.method_51189(class_60.java:55) ~[server-intermediary.jar:?]
        at java.util.concurrent.CompletableFuture$AsyncRun.run(CompletableFuture.java:1804) ~[?:?]
        at java.util.concurrent.CompletableFuture$AsyncRun.exec(CompletableFuture.java:1796) ~[?:?]
        at java.util.concurrent.ForkJoinTask.doExec(ForkJoinTask.java:373) ~[?:?]
        at java.util.concurrent.ForkJoinPool$WorkQueue.topLevelExec(ForkJoinPool.java:1182) ~[?:?]
        at java.util.concurrent.ForkJoinPool.scan(ForkJoinPool.java:1655) ~[?:?]
        at java.util.concurrent.ForkJoinPool.runWorker(ForkJoinPool.java:1622) ~[?:?]
        at java.util.concurrent.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:165) ~[?:?]
[16:11:07] [Worker-Main-5/ERROR]: Couldn't parse element loot_tables:mtr:blocks/railway_sign_4_odd
com.google.gson.JsonSyntaxException: Unknown type 'minecraft:alternative'
        at net.minecraft.class_5330$class_5333.deserialize(class_5330.java:99) ~[server-intermediary.jar:?]
        at com.google.gson.internal.bind.TreeTypeAdapter.read(TreeTypeAdapter.java:76) ~[gson-2.10.jar:?]
        at com.google.gson.internal.bind.TypeAdapterRuntimeTypeWrapper.read(TypeAdapterRuntimeTypeWrapper.java:40) ~[gson-2.10.jar:?]
        at com.google.gson.internal.bind.ArrayTypeAdapter.read(ArrayTypeAdapter.java:72) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1214) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1319) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1290) ~[gson-2.10.jar:?]
        at com.google.gson.internal.bind.TreeTypeAdapter$GsonContextImpl.deserialize(TreeTypeAdapter.java:179) ~[gson-2.10.jar:?]
        at net.minecraft.class_3518.method_15291(class_3518.java:463) ~[server-intermediary.jar:?]
        at net.minecraft.class_3518.method_15283(class_3518.java:481) ~[server-intermediary.jar:?]
        at net.minecraft.class_79$class_5337.method_29319(class_79.java:85) ~[server-intermediary.jar:?]
        at net.minecraft.class_79$class_5337.method_517(class_79.java:74) ~[server-intermediary.jar:?]
        at net.minecraft.class_5330$class_5333.deserialize(class_5330.java:102) ~[server-intermediary.jar:?]
        at com.google.gson.internal.bind.TreeTypeAdapter.read(TreeTypeAdapter.java:76) ~[gson-2.10.jar:?]
        at com.google.gson.internal.bind.TypeAdapterRuntimeTypeWrapper.read(TypeAdapterRuntimeTypeWrapper.java:40) ~[gson-2.10.jar:?]
        at com.google.gson.internal.bind.ArrayTypeAdapter.read(ArrayTypeAdapter.java:72) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1214) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1319) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1290) ~[gson-2.10.jar:?]
        at com.google.gson.internal.bind.TreeTypeAdapter$GsonContextImpl.deserialize(TreeTypeAdapter.java:179) ~[gson-2.10.jar:?]
        at net.minecraft.class_3518.method_15291(class_3518.java:463) ~[server-intermediary.jar:?]
        at net.minecraft.class_3518.method_15272(class_3518.java:471) ~[server-intermediary.jar:?]
        at net.minecraft.class_55$class_57.method_358(class_55.java:173) ~[server-intermediary.jar:?]
        at net.minecraft.class_55$class_57.deserialize(class_55.java:169) ~[server-intermediary.jar:?]
        at com.google.gson.internal.bind.TreeTypeAdapter.read(TreeTypeAdapter.java:76) ~[gson-2.10.jar:?]
        at com.google.gson.internal.bind.TypeAdapterRuntimeTypeWrapper.read(TypeAdapterRuntimeTypeWrapper.java:40) ~[gson-2.10.jar:?]
        at com.google.gson.internal.bind.ArrayTypeAdapter.read(ArrayTypeAdapter.java:72) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1214) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1319) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1290) ~[gson-2.10.jar:?]
        at com.google.gson.internal.bind.TreeTypeAdapter$GsonContextImpl.deserialize(TreeTypeAdapter.java:179) ~[gson-2.10.jar:?]
        at net.minecraft.class_3518.method_15291(class_3518.java:463) ~[server-intermediary.jar:?]
        at net.minecraft.class_3518.method_15283(class_3518.java:481) ~[server-intermediary.jar:?]
        at net.minecraft.class_52$class_54.method_340(class_52.java:250) ~[server-intermediary.jar:?]
        at net.minecraft.class_52$class_54.deserialize(class_52.java:246) ~[server-intermediary.jar:?]
        at com.google.gson.internal.bind.TreeTypeAdapter.read(TreeTypeAdapter.java:76) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1214) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1319) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1261) ~[gson-2.10.jar:?]
        at net.minecraft.class_8490.method_51205(class_8490.java:64) ~[server-intermediary.jar:?]
        at net.minecraft.class_8490.method_51204(class_8490.java:48) ~[server-intermediary.jar:?]
        at net.minecraft.class_60.method_51195(class_60.java:55) ~[server-intermediary.jar:?]
        at java.util.HashMap.forEach(HashMap.java:1421) ~[?:?]
        at net.minecraft.class_60.method_51189(class_60.java:55) ~[server-intermediary.jar:?]
        at java.util.concurrent.CompletableFuture$AsyncRun.run(CompletableFuture.java:1804) ~[?:?]
        at java.util.concurrent.CompletableFuture$AsyncRun.exec(CompletableFuture.java:1796) ~[?:?]
        at java.util.concurrent.ForkJoinTask.doExec(ForkJoinTask.java:373) ~[?:?]
        at java.util.concurrent.ForkJoinPool$WorkQueue.topLevelExec(ForkJoinPool.java:1182) ~[?:?]
        at java.util.concurrent.ForkJoinPool.scan(ForkJoinPool.java:1655) ~[?:?]
        at java.util.concurrent.ForkJoinPool.runWorker(ForkJoinPool.java:1622) ~[?:?]
        at java.util.concurrent.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:165) ~[?:?]
[16:11:07] [Worker-Main-5/ERROR]: Couldn't parse element loot_tables:mtr:blocks/railway_sign_5_even
com.google.gson.JsonSyntaxException: Unknown type 'minecraft:alternative'
        at net.minecraft.class_5330$class_5333.deserialize(class_5330.java:99) ~[server-intermediary.jar:?]
        at com.google.gson.internal.bind.TreeTypeAdapter.read(TreeTypeAdapter.java:76) ~[gson-2.10.jar:?]
        at com.google.gson.internal.bind.TypeAdapterRuntimeTypeWrapper.read(TypeAdapterRuntimeTypeWrapper.java:40) ~[gson-2.10.jar:?]
        at com.google.gson.internal.bind.ArrayTypeAdapter.read(ArrayTypeAdapter.java:72) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1214) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1319) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1290) ~[gson-2.10.jar:?]
        at com.google.gson.internal.bind.TreeTypeAdapter$GsonContextImpl.deserialize(TreeTypeAdapter.java:179) ~[gson-2.10.jar:?]
        at net.minecraft.class_3518.method_15291(class_3518.java:463) ~[server-intermediary.jar:?]
        at net.minecraft.class_3518.method_15283(class_3518.java:481) ~[server-intermediary.jar:?]
        at net.minecraft.class_79$class_5337.method_29319(class_79.java:85) ~[server-intermediary.jar:?]
        at net.minecraft.class_79$class_5337.method_517(class_79.java:74) ~[server-intermediary.jar:?]
        at net.minecraft.class_5330$class_5333.deserialize(class_5330.java:102) ~[server-intermediary.jar:?]
        at com.google.gson.internal.bind.TreeTypeAdapter.read(TreeTypeAdapter.java:76) ~[gson-2.10.jar:?]
        at com.google.gson.internal.bind.TypeAdapterRuntimeTypeWrapper.read(TypeAdapterRuntimeTypeWrapper.java:40) ~[gson-2.10.jar:?]
        at com.google.gson.internal.bind.ArrayTypeAdapter.read(ArrayTypeAdapter.java:72) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1214) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1319) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1290) ~[gson-2.10.jar:?]
        at com.google.gson.internal.bind.TreeTypeAdapter$GsonContextImpl.deserialize(TreeTypeAdapter.java:179) ~[gson-2.10.jar:?]
        at net.minecraft.class_3518.method_15291(class_3518.java:463) ~[server-intermediary.jar:?]
        at net.minecraft.class_3518.method_15272(class_3518.java:471) ~[server-intermediary.jar:?]
        at net.minecraft.class_55$class_57.method_358(class_55.java:173) ~[server-intermediary.jar:?]
        at net.minecraft.class_55$class_57.deserialize(class_55.java:169) ~[server-intermediary.jar:?]
        at com.google.gson.internal.bind.TreeTypeAdapter.read(TreeTypeAdapter.java:76) ~[gson-2.10.jar:?]
        at com.google.gson.internal.bind.TypeAdapterRuntimeTypeWrapper.read(TypeAdapterRuntimeTypeWrapper.java:40) ~[gson-2.10.jar:?]
        at com.google.gson.internal.bind.ArrayTypeAdapter.read(ArrayTypeAdapter.java:72) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1214) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1319) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1290) ~[gson-2.10.jar:?]
        at com.google.gson.internal.bind.TreeTypeAdapter$GsonContextImpl.deserialize(TreeTypeAdapter.java:179) ~[gson-2.10.jar:?]
        at net.minecraft.class_3518.method_15291(class_3518.java:463) ~[server-intermediary.jar:?]
        at net.minecraft.class_3518.method_15283(class_3518.java:481) ~[server-intermediary.jar:?]
        at net.minecraft.class_52$class_54.method_340(class_52.java:250) ~[server-intermediary.jar:?]
        at net.minecraft.class_52$class_54.deserialize(class_52.java:246) ~[server-intermediary.jar:?]
        at com.google.gson.internal.bind.TreeTypeAdapter.read(TreeTypeAdapter.java:76) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1214) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1319) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1261) ~[gson-2.10.jar:?]
        at net.minecraft.class_8490.method_51205(class_8490.java:64) ~[server-intermediary.jar:?]
        at net.minecraft.class_8490.method_51204(class_8490.java:48) ~[server-intermediary.jar:?]
        at net.minecraft.class_60.method_51195(class_60.java:55) ~[server-intermediary.jar:?]
        at java.util.HashMap.forEach(HashMap.java:1421) ~[?:?]
        at net.minecraft.class_60.method_51189(class_60.java:55) ~[server-intermediary.jar:?]
        at java.util.concurrent.CompletableFuture$AsyncRun.run(CompletableFuture.java:1804) ~[?:?]
        at java.util.concurrent.CompletableFuture$AsyncRun.exec(CompletableFuture.java:1796) ~[?:?]
        at java.util.concurrent.ForkJoinTask.doExec(ForkJoinTask.java:373) ~[?:?]
        at java.util.concurrent.ForkJoinPool$WorkQueue.topLevelExec(ForkJoinPool.java:1182) ~[?:?]
        at java.util.concurrent.ForkJoinPool.scan(ForkJoinPool.java:1655) ~[?:?]
        at java.util.concurrent.ForkJoinPool.runWorker(ForkJoinPool.java:1622) ~[?:?]
        at java.util.concurrent.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:165) ~[?:?]
[16:11:07] [Worker-Main-5/ERROR]: Couldn't parse element loot_tables:mtr:blocks/railway_sign_6_even
com.google.gson.JsonSyntaxException: Unknown type 'minecraft:alternative'
        at net.minecraft.class_5330$class_5333.deserialize(class_5330.java:99) ~[server-intermediary.jar:?]
        at com.google.gson.internal.bind.TreeTypeAdapter.read(TreeTypeAdapter.java:76) ~[gson-2.10.jar:?]
        at com.google.gson.internal.bind.TypeAdapterRuntimeTypeWrapper.read(TypeAdapterRuntimeTypeWrapper.java:40) ~[gson-2.10.jar:?]
        at com.google.gson.internal.bind.ArrayTypeAdapter.read(ArrayTypeAdapter.java:72) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1214) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1319) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1290) ~[gson-2.10.jar:?]
        at com.google.gson.internal.bind.TreeTypeAdapter$GsonContextImpl.deserialize(TreeTypeAdapter.java:179) ~[gson-2.10.jar:?]
        at net.minecraft.class_3518.method_15291(class_3518.java:463) ~[server-intermediary.jar:?]
        at net.minecraft.class_3518.method_15283(class_3518.java:481) ~[server-intermediary.jar:?]
        at net.minecraft.class_79$class_5337.method_29319(class_79.java:85) ~[server-intermediary.jar:?]
        at net.minecraft.class_79$class_5337.method_517(class_79.java:74) ~[server-intermediary.jar:?]
        at net.minecraft.class_5330$class_5333.deserialize(class_5330.java:102) ~[server-intermediary.jar:?]
        at com.google.gson.internal.bind.TreeTypeAdapter.read(TreeTypeAdapter.java:76) ~[gson-2.10.jar:?]
        at com.google.gson.internal.bind.TypeAdapterRuntimeTypeWrapper.read(TypeAdapterRuntimeTypeWrapper.java:40) ~[gson-2.10.jar:?]
        at com.google.gson.internal.bind.ArrayTypeAdapter.read(ArrayTypeAdapter.java:72) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1214) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1319) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1290) ~[gson-2.10.jar:?]
        at com.google.gson.internal.bind.TreeTypeAdapter$GsonContextImpl.deserialize(TreeTypeAdapter.java:179) ~[gson-2.10.jar:?]
        at net.minecraft.class_3518.method_15291(class_3518.java:463) ~[server-intermediary.jar:?]
        at net.minecraft.class_3518.method_15272(class_3518.java:471) ~[server-intermediary.jar:?]
        at net.minecraft.class_55$class_57.method_358(class_55.java:173) ~[server-intermediary.jar:?]
        at net.minecraft.class_55$class_57.deserialize(class_55.java:169) ~[server-intermediary.jar:?]
        at com.google.gson.internal.bind.TreeTypeAdapter.read(TreeTypeAdapter.java:76) ~[gson-2.10.jar:?]
        at com.google.gson.internal.bind.TypeAdapterRuntimeTypeWrapper.read(TypeAdapterRuntimeTypeWrapper.java:40) ~[gson-2.10.jar:?]
        at com.google.gson.internal.bind.ArrayTypeAdapter.read(ArrayTypeAdapter.java:72) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1214) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1319) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1290) ~[gson-2.10.jar:?]
        at com.google.gson.internal.bind.TreeTypeAdapter$GsonContextImpl.deserialize(TreeTypeAdapter.java:179) ~[gson-2.10.jar:?]
        at net.minecraft.class_3518.method_15291(class_3518.java:463) ~[server-intermediary.jar:?]
        at net.minecraft.class_3518.method_15283(class_3518.java:481) ~[server-intermediary.jar:?]
        at net.minecraft.class_52$class_54.method_340(class_52.java:250) ~[server-intermediary.jar:?]
        at net.minecraft.class_52$class_54.deserialize(class_52.java:246) ~[server-intermediary.jar:?]
        at com.google.gson.internal.bind.TreeTypeAdapter.read(TreeTypeAdapter.java:76) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1214) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1319) ~[gson-2.10.jar:?]
        at com.google.gson.Gson.fromJson(Gson.java:1261) ~[gson-2.10.jar:?]
        at net.minecraft.class_8490.method_51205(class_8490.java:64) ~[server-intermediary.jar:?]
        at net.minecraft.class_8490.method_51204(class_8490.java:48) ~[server-intermediary.jar:?]
        at net.minecraft.class_60.method_51195(class_60.java:55) ~[server-intermediary.jar:?]
        at java.util.HashMap.forEach(HashMap.java:1421) ~[?:?]
        at net.minecraft.class_60.method_51189(class_60.java:55) ~[server-intermediary.jar:?]
        at java.util.concurrent.CompletableFuture$AsyncRun.run(CompletableFuture.java:1804) ~[?:?]
        at java.util.concurrent.CompletableFuture$AsyncRun.exec(CompletableFuture.java:1796) ~[?:?]
        at java.util.concurrent.ForkJoinTask.doExec(ForkJoinTask.java:373) ~[?:?]
        at java.util.concurrent.ForkJoinPool$WorkQueue.topLevelExec(ForkJoinPool.java:1182) ~[?:?]
        at java.util.concurrent.ForkJoinPool.scan(ForkJoinPool.java:1655) ~[?:?]
        at java.util.concurrent.ForkJoinPool.runWorker(ForkJoinPool.java:1622) ~[?:?]
        at java.util.concurrent.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:165) ~[?:?]
commented

This should be fixed in 4.0.0. Please reopen this bug if you still encounter this issue with 4.0.0, thanks!