I keep getting

[20:30:45] [main/WARN]: Exception loading entity:
net.minecraft.class_148: Loading entity NBT
at net.minecraft.class_1297.method_5651(class_1297.java:1663) ~[intermediary-minecraft-1.16.2-client.jar:?]
at net.minecraft.class_1299.method_17839(class_1299.java:473) ~[intermediary-minecraft-1.16.2-client.jar:?]
at net.minecraft.class_156.method_17974(class_156.java:402) ~[intermediary-minecraft-1.16.2-client.jar:?]
at net.minecraft.class_1299.method_5892(class_1299.java:472) ~[intermediary-minecraft-1.16.2-client.jar:?]
at net.minecraft.class_1299.method_17848(class_1299.java:535) ~[intermediary-minecraft-1.16.2-client.jar:?]
at net.minecraft.class_1299.method_17842(class_1299.java:516) ~[intermediary-minecraft-1.16.2-client.jar:?]
at net.minecraft.class_1917.method_8283(class_1917.java:254) ~[intermediary-minecraft-1.16.2-client.jar:?]
at net.minecraft.class_839.method_3589(class_839.java:22) ~[intermediary-minecraft-1.16.2-client.jar:?]
at net.minecraft.class_839.method_3569(class_839.java:12) ~[intermediary-minecraft-1.16.2-client.jar:?]
at net.minecraft.class_824.method_23079(class_824.java:107) ~[intermediary-minecraft-1.16.2-client.jar:?]
at net.minecraft.class_824.method_23081(class_824.java:96) ~[intermediary-minecraft-1.16.2-client.jar:?]
at net.minecraft.class_824.method_3554(class_824.java:128) [intermediary-minecraft-1.16.2-client.jar:?]
at net.minecraft.class_824.method_3555(class_824.java:96) [intermediary-minecraft-1.16.2-client.jar:?]
at net.minecraft.class_761.method_22710(class_761.java:1260) [intermediary-minecraft-1.16.2-client.jar:?]
at net.minecraft.class_757.method_3188(class_757.java:727) [intermediary-minecraft-1.16.2-client.jar:?]
at net.minecraft.class_757.method_3192(class_757.java:546) [intermediary-minecraft-1.16.2-client.jar:?]
at net.minecraft.class_310.method_1523(class_310.java:1023) [intermediary-minecraft-1.16.2-client.jar:?]
at net.minecraft.class_310.method_1514(class_310.java:656) [intermediary-minecraft-1.16.2-client.jar:?]
at net.minecraft.client.main.Main.main(Main.java:215) [intermediary-minecraft-1.16.2-client.jar:?]
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:1.8.0_231]
at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source) ~[?:1.8.0_231]
at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) ~[?:1.8.0_231]
at java.lang.reflect.Method.invoke(Unknown Source) ~[?:1.8.0_231]
at net.fabricmc.loader.game.MinecraftGameProvider.launch(MinecraftGameProvider.java:192) [fabric-loader-0.9.2+build.206.jar:?]
at net.fabricmc.loader.launch.knot.Knot.init(Knot.java:140) [fabric-loader-0.9.2+build.206.jar:?]
at net.fabricmc.loader.launch.knot.KnotClient.main(KnotClient.java:26) [fabric-loader-0.9.2+build.206.jar:?]
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:1.8.0_231]
at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source) ~[?:1.8.0_231]
at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) ~[?:1.8.0_231]
at java.lang.reflect.Method.invoke(Unknown Source) ~[?:1.8.0_231]
at org.multimc.onesix.OneSixLauncher.launchWithMainClass(OneSixLauncher.java:196) [NewLaunch.jar:?]
at org.multimc.onesix.OneSixLauncher.launch(OneSixLauncher.java:231) [NewLaunch.jar:?]
at org.multimc.EntryPoint.listen(EntryPoint.java:143) [NewLaunch.jar:?]
at org.multimc.EntryPoint.main(EntryPoint.java:34) [NewLaunch.jar:?]
Caused by: java.lang.ClassCastException: net.minecraft.class_638 cannot be cast to net.minecraft.class_3218
at net.minecraft.class_1590.method_5749(class_1590.java:200) ~[intermediary-minecraft-1.16.2-client.jar:?]
at net.minecraft.class_1297.method_5651(class_1297.java:1654) ~[intermediary-minecraft-1.16.2-client.jar:?]
... 33 more

I found the issue, mojang fucked it up https://bugs.mojang.com/browse/MC-189565

Please, for the love of god, send the whole log and not just the bit you think is useful. You have given me the one least useful bit of the log.