The game crashes when loaded alongside the Terraqueous mod. Copy pasting the log lines for someone who had a similar issue and posted it on the terraqueous support page:

[30Jul2024 00:57:25.380] [pool-4-thread-1/WARN] [mixin/]: @ModifyVariable(@at("INVOKE")) Shift.BY=2 on mixins.terraqueous.json:TA_BoneMealFlowerFix::localvar$jcb000$terraqueous_BoneMealFlowerFix exceeds the maximum allowed value: 0. Increase the value of maxShiftBy to suppress this warning.
[30Jul2024 00:57:25.381] [pool-4-thread-1/INFO] [mixin/]: Instancing error handler class com.illusivesoulworks.polymorph.mixin.IntegratedMixinPlugin
[30Jul2024 00:57:25.382] [pool-4-thread-1/FATAL] [mixin/]: Mixin apply failed mixins.terraqueous.json:TA_BoneMealFlowerFix -> net.minecraft.world.level.block.GrassBlock: org.spongepowered.asm.mixin.injection.throwables.InvalidInjectionException InjectionPoint(Shift)[@at("INVOKE")] on net/minecraft/world/level/block/GrassBlock::terraqueous_BoneMealFlowerFix with priority 1000 cannot inject into net/minecraft/world/level/block/GrassBlock::m_214148_(Lnet/minecraft/server/level/ServerLevel;Lnet/minecraft/util/RandomSource;Lnet/minecraft/core/BlockPos;Lnet/minecraft/world/level/block/state/BlockState;)V merged by net.potionstudios.biomeswevegone.mixin.PrairieGrassMixin with priority 1000 [PREINJECT Applicator Phase -> mixins.terraqueous.json:TA_BoneMealFlowerFix -> Prepare Injections -> -> localvar$jcb000$terraqueous_BoneMealFlowerFix(Ljava/util/List;)Ljava/util/List; -> Prepare]
org.spongepowered.asm.mixin.injection.throwables.InvalidInjectionException: InjectionPoint(Shift)[@at("INVOKE")] on net/minecraft/world/level/block/GrassBlock::terraqueous_BoneMealFlowerFix with priority 1000 cannot inject into net/minecraft/world/level/block/GrassBlock::m_214148_(Lnet/minecraft/server/level/ServerLevel;Lnet/minecraft/util/RandomSource;Lnet/minecraft/core/BlockPos;Lnet/minecraft/world/level/block/state/BlockState;)V merged by net.potionstudios.biomeswevegone.mixin.PrairieGrassMixin with priority 1000 [PREINJECT Applicator Phase -> mixins.terraqueous.json:TA_BoneMealFlowerFix -> Prepare Injections -> -> localvar$jcb000$terraqueous_BoneMealFlowerFix(Ljava/util/List;)Ljava/util/List; -> Prepare]
at org.spongepowered.asm.mixin.injection.code.Injector.findTargetNodes(Injector.java:305) ~[mixin-0.8.5.jar:0.8.5+Jenkins-b310.git-155314e6e91465dad727e621a569906a410cd6f4]
at org.spongepowered.asm.mixin.injection.code.Injector.find(Injector.java:240) ~[mixin-0.8.5.jar:0.8.5+Jenkins-b310.git-155314e6e91465dad727e621a569906a410cd6f4]
at org.spongepowered.asm.mixin.injection.struct.InjectionInfo.prepare(InjectionInfo.java:421) ~[mixin-0.8.5.jar:0.8.5+Jenkins-b310.git-155314e6e91465dad727e621a569906a410cd6f4]
at org.spongepowered.asm.mixin.transformer.MixinTargetContext.prepareInjections(MixinTargetContext.java:1319) ~[mixin-0.8.5.jar:0.8.5+Jenkins-b310.git-155314e6e91465dad727e621a569906a410cd6f4]
at org.spongepowered.asm.mixin.transformer.MixinApplicatorStandard.prepareInjections(MixinApplicatorStandard.java:1042) ~[mixin-0.8.5.jar:0.8.5+Jenkins-b310.git-155314e6e91465dad727e621a569906a410cd6f4]
at org.spongepowered.asm.mixin.transformer.MixinApplicatorStandard.applyMixin(MixinApplicatorStandard.java:393) ~[mixin-0.8.5.jar:0.8.5+Jenkins-b310.git-155314e6e91465dad727e621a569906a410cd6f4]
at org.spongepowered.asm.mixin.transformer.MixinApplicatorStandard.apply(MixinApplicatorStandard.java:325) ~[mixin-0.8.5.jar:0.8.5+Jenkins-b310.git-155314e6e91465dad727e621a569906a410cd6f4]
at org.spongepowered.asm.mixin.transformer.TargetClassContext.apply(TargetClassContext.java:383) ~[mixin-0.8.5.jar:0.8.5+Jenkins-b310.git-155314e6e91465dad727e621a569906a410cd6f4]
at org.spongepowered.asm.mixin.transformer.TargetClassContext.applyMixins(TargetClassContext.java:365) ~[mixin-0.8.5.jar:0.8.5+Jenkins-b310.git-155314e6e91465dad727e621a569906a410cd6f4]
at org.spongepowered.asm.mixin.transformer.MixinProcessor.applyMixins(MixinProcessor.java:363) ~[mixin-0.8.5.jar:0.8.5+Jenkins-b310.git-155314e6e91465dad727e621a569906a410cd6f4]
at org.spongepowered.asm.mixin.transformer.MixinTransformer.transformClass(MixinTransformer.java:250) ~[mixin-0.8.5.jar:0.8.5+Jenkins-b310.git-155314e6e91465dad727e621a569906a410cd6f4]
at org.spongepowered.asm.service.modlauncher.MixinTransformationHandler.processClass(MixinTransformationHandler.java:131) ~[mixin-0.8.5.jar:0.8.5+Jenkins-b310.git-155314e6e91465dad727e621a569906a410cd6f4]
at org.spongepowered.asm.launch.MixinLaunchPluginLegacy.processClass(MixinLaunchPluginLegacy.java:131) ~[mixin-0.8.5.jar:0.8.5+Jenkins-b310.git-155314e6e91465dad727e621a569906a410cd6f4]
at cpw.mods.modlauncher.serviceapi.ILaunchPluginService.processClassWithFlags(ILaunchPluginService.java:156) ~[modlauncher-10.0.9.jar:10.0.9+10.0.9+main.dcd20f30]
at cpw.mods.modlauncher.LaunchPluginHandler.offerClassNodeToPlugins(LaunchPluginHandler.java:88) ~[modlauncher-10.0.9.jar:?]
at cpw.mods.modlauncher.ClassTransformer.transform(ClassTransformer.java:120) ~[modlauncher-10.0.9.jar:?]
at cpw.mods.modlauncher.TransformingClassLoader.maybeTransformClassBytes(TransformingClassLoader.java:50) ~[modlauncher-10.0.9.jar:?]
at cpw.mods.cl.ModuleClassLoader.readerToClass(ModuleClassLoader.java:113) ~[securejarhandler-2.1.10.jar:?]
at cpw.mods.cl.ModuleClassLoader.lambda$findClass$15(ModuleClassLoader.java:219) ~[securejarhandler-2.1.10.jar:?]
at cpw.mods.cl.ModuleClassLoader.loadFromModule(ModuleClassLoader.java:229) ~[securejarhandler-2.1.10.jar:?]
at cpw.mods.cl.ModuleClassLoader.findClass(ModuleClassLoader.java:219) ~[securejarhandler-2.1.10.jar:?]
at cpw.mods.cl.ModuleClassLoader.loadClass(ModuleClassLoader.java:135) ~[securejarhandler-2.1.10.jar:?]
at java.lang.ClassLoader.loadClass(ClassLoader.java:525) ~[?:?]
at net.minecraft.world.level.block.FireBlock.m_53484_(FireBlock.java:301) ~[client-1.20.1-20230612.114412-srg.jar%232176!/:?]
at net.minecraft.server.Bootstrap.m_135870_(Bootstrap.java:46) ~[client-1.20.1-20230612.114412-srg.jar%232176!/:?]
at net.minecraft.client.main.Main.lambda$main$0(Main.java:151) ~[client-1.20.1-20230612.114412-srg.jar%232176!/:?]
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:572) ~[?:?]
at java.util.concurrent.FutureTask.run(FutureTask.java:317) ~[?:?]
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1144) ~[?:?]
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:642) ~[?:?]
at java.lang.Thread.run(Thread.java:1570) ~[?:?]

1.0.4 beta

What bwg version are you using?

Try using latest because 1.0.5-Beta has a change to how we do this mixin

lmk if updating fixes if so then you can just close this

Yep it fixed it, thank you!