When a boiler using a Blaze Burner that has lava pumped directly into it reloads, the burner is turned off and the boiler is has to be restarted by another power source. This is on Fabric 1.19.2.

Whatever create:blaze_heater is, it doesn't exist.

[11:37:27] [Server thread/ERROR]: Failed to load data for block entity create:blaze_heater java.lang.NullPointerException: Cannot invoke "net.minecraft.class_1937.method_8433()" because "this.field_11863" is null at com.simibubi.create.content.processing.burner.BlazeBurnerBlockEntity.recipeFluids(BlazeBurnerBlockEntity.java:561) ~[create-fabric-0.5.1-c-build.1160+mc1.19.2.jar:?] at com.simibubi.create.content.processing.burner.BlazeBurnerBlockEntity.mddfc1fc$liquidburner$lambda$new$0$2(BlazeBurnerBlockEntity.java:542) ~[create-fabric-0.5.1-c-build.1160+mc1.19.2.jar:?] at com.simibubi.create.foundation.fluid.SmartFluidTank.setFluid(SmartFluidTank.java:35) ~[create-fabric-0.5.1-c-build.1160+mc1.19.2.jar:?] at com.simibubi.create.foundation.fluid.SmartFluidTank.setFluid(SmartFluidTank.java:29) ~[create-fabric-0.5.1-c-build.1160+mc1.19.2.jar:?] at io.github.fabricators_of_create.porting_lib.transfer.fluid.FluidTank.readFromNBT(FluidTank.java:99) ~[porting_lib_transfer-2.1.1096+1.19.2-d26e68552589437.jar:?] at com.simibubi.create.content.processing.burner.BlazeBurnerBlockEntity.handler$dhk000$liquidburner$appendRead(BlazeBurnerBlockEntity.java:631) ~[create-fabric-0.5.1-c-build.1160+mc1.19.2.jar:?] at com.simibubi.create.content.processing.burner.BlazeBurnerBlockEntity.read(BlazeBurnerBlockEntity.java) ~[create-fabric-0.5.1-c-build.1160+mc1.19.2.jar:?] at com.simibubi.create.foundation.blockEntity.SmartBlockEntity.method_11014(SmartBlockEntity.java:119) ~[create-fabric-0.5.1-c-build.1160+mc1.19.2.jar:?] at net.minecraft.class_2586.method_17897(class_2586.java:132) ~[server-intermediary.jar:?] at java.util.Optional.map(Optional.java:260) ~[?:?] at net.minecraft.class_2586.method_11005(class_2586.java:130) ~[server-intermediary.jar:?] at net.minecraft.class_2852.method_39797(class_2852.java:428) ~[server-intermediary.jar:?] at net.minecraft.class_2818.method_12206(class_2818.java:434) ~[server-intermediary.jar:?] at net.minecraft.class_3898.method_17227(class_3898.java:745) ~[server-intermediary.jar:?] at com.mojang.datafixers.util.Either.lambda$mapLeft$0(Either.java:162) ~[datafixerupper-5.0.28.jar:?] at com.mojang.datafixers.util.Either$Left.map(Either.java:38) ~[datafixerupper-5.0.28.jar:?] at com.mojang.datafixers.util.Either.mapLeft(Either.java:162) ~[datafixerupper-5.0.28.jar:?] at net.minecraft.class_3898.method_20460(class_3898.java:733) ~[server-intermediary.jar:?] at java.util.concurrent.CompletableFuture$UniApply.tryFire(CompletableFuture.java:646) ~[?:?] at java.util.concurrent.CompletableFuture$Completion.run(CompletableFuture.java:482) ~[?:?] at net.minecraft.class_3900.method_17634(class_3900.java:62) ~[server-intermediary.jar:?] at net.minecraft.class_1255.method_18859(class_1255.java:157) ~[server-intermediary.jar:?] at net.minecraft.class_3215$class_4212.method_18859(class_3215.java:557) ~[server-intermediary.jar:?] at net.minecraft.class_1255.method_16075(class_1255.java:131) ~[server-intermediary.jar:?] at net.minecraft.class_3215$class_4212.method_16075(class_3215.java:566) ~[server-intermediary.jar:?] at net.minecraft.class_3215.method_19492(class_3215.java:279) ~[server-intermediary.jar:?] at net.minecraft.server.MinecraftServer.method_20415(MinecraftServer.java:764) ~[server-intermediary.jar:?] at net.minecraft.server.MinecraftServer.method_16075(MinecraftServer.java:752) ~[server-intermediary.jar:?] at net.minecraft.class_1255.method_5383(class_1255.java:116) ~[server-intermediary.jar:?] at net.minecraft.server.MinecraftServer.method_16208(MinecraftServer.java:736) ~[server-intermediary.jar:?] at net.minecraft.server.MinecraftServer.handler$znh000$carpet$modifiedRunLoop(MinecraftServer.java:5394) ~[server-intermediary.jar:?] at net.minecraft.server.MinecraftServer.method_29741(MinecraftServer.java:644) ~[server-intermediary.jar:?] at net.minecraft.server.MinecraftServer.method_29739(MinecraftServer.java:257) ~[server-intermediary.jar:?] at java.lang.Thread.run(Thread.java:833) [?:?] [11:37:27] [Server thread/WARN]: Skipping BlockEntity with id create:blaze_heater

same her with forge 1.20.1

Oh missed that one, should be up now?

I have released a new version that should solve this issue

I have released a new version that should solve this issue

Not for Fabric 1.19.2 though