java.util.concurrent.CompletionException: net.minecraft.ReportedException: Saving entity NBT
	at java.base/java.util.concurrent.CompletableFuture.encodeThrowable(CompletableFuture.java:315) ~[?:?]
	at java.base/java.util.concurrent.CompletableFuture.completeThrowable(CompletableFuture.java:320) ~[?:?]
	at java.base/java.util.concurrent.CompletableFuture$AsyncSupply.run(CompletableFuture.java:1770) ~[?:?]
	at TRANSFORMER/[email protected]/net.minecraft.util.thread.BlockableEventLoop.doRunTask(BlockableEventLoop.java:148) ~[client-1.21.1-20240808.144430-srg.jar%23405!/:?]
	at TRANSFORMER/[email protected]/net.minecraft.util.thread.ReentrantBlockableEventLoop.doRunTask(ReentrantBlockableEventLoop.java:23) ~[client-1.21.1-20240808.144430-srg.jar%23405!/:?]
	at TRANSFORMER/[email protected]/net.minecraft.util.thread.BlockableEventLoop.pollTask(BlockableEventLoop.java:122) ~[client-1.21.1-20240808.144430-srg.jar%23405!/:?]
	at TRANSFORMER/[email protected]/net.minecraft.util.thread.BlockableEventLoop.runAllTasks(BlockableEventLoop.java:111) ~[client-1.21.1-20240808.144430-srg.jar%23405!/:?]
	at TRANSFORMER/[email protected]/net.minecraft.client.Minecraft.runTick(Minecraft.java:1155) ~[client-1.21.1-20240808.144430-srg.jar%23405!/:?]
	at TRANSFORMER/[email protected]/net.minecraft.client.Minecraft.run(Minecraft.java:807) ~[client-1.21.1-20240808.144430-srg.jar%23405!/:?]
	at TRANSFORMER/[email protected]/net.minecraft.client.main.Main.main(Main.java:230) ~[client-1.21.1-20240808.144430-srg.jar%23405!/:?]
	at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103) ~[?:?]
	at java.base/java.lang.reflect.Method.invoke(Method.java:580) ~[?:?]
	at MC-BOOTSTRAP/[email protected]/net.neoforged.fml.loading.targets.CommonLaunchHandler.runTarget(CommonLaunchHandler.java:136) ~[loader-4.0.39.jar%23100!/:4.0]
	at MC-BOOTSTRAP/[email protected]/net.neoforged.fml.loading.targets.CommonLaunchHandler.clientService(CommonLaunchHandler.java:124) ~[loader-4.0.39.jar%23100!/:4.0]
	at MC-BOOTSTRAP/[email protected]/net.neoforged.fml.loading.targets.CommonClientLaunchHandler.runService(CommonClientLaunchHandler.java:32) ~[loader-4.0.39.jar%23100!/:4.0]
	at MC-BOOTSTRAP/[email protected]/net.neoforged.fml.loading.targets.CommonLaunchHandler.lambda$launchService$4(CommonLaunchHandler.java:118) ~[loader-4.0.39.jar%23100!/:4.0]
	at MC-BOOTSTRAP/[email protected]/cpw.mods.modlauncher.LaunchServiceHandlerDecorator.launch(LaunchServiceHandlerDecorator.java:30) [modlauncher-11.0.4.jar%23105!/:?]
	at MC-BOOTSTRAP/[email protected]/cpw.mods.modlauncher.LaunchServiceHandler.launch(LaunchServiceHandler.java:53) [modlauncher-11.0.4.jar%23105!/:?]
	at MC-BOOTSTRAP/[email protected]/cpw.mods.modlauncher.LaunchServiceHandler.launch(LaunchServiceHandler.java:71) [modlauncher-11.0.4.jar%23105!/:?]
	at MC-BOOTSTRAP/[email protected]/cpw.mods.modlauncher.Launcher.run(Launcher.java:103) [modlauncher-11.0.4.jar%23105!/:?]
	at MC-BOOTSTRAP/[email protected]/cpw.mods.modlauncher.Launcher.main(Launcher.java:74) [modlauncher-11.0.4.jar%23105!/:?]
	at MC-BOOTSTRAP/[email protected]/cpw.mods.modlauncher.BootstrapLaunchConsumer.accept(BootstrapLaunchConsumer.java:26) [modlauncher-11.0.4.jar%23105!/:?]
	at MC-BOOTSTRAP/[email protected]/cpw.mods.modlauncher.BootstrapLaunchConsumer.accept(BootstrapLaunchConsumer.java:23) [modlauncher-11.0.4.jar%23105!/:?]
	at [email protected]/cpw.mods.bootstraplauncher.BootstrapLauncher.run(BootstrapLauncher.java:210) [bootstraplauncher-2.0.2.jar:?]
	at [email protected]/cpw.mods.bootstraplauncher.BootstrapLauncher.main(BootstrapLauncher.java:69) [bootstraplauncher-2.0.2.jar:?]
Caused by: net.minecraft.ReportedException: Saving entity NBT
	at TRANSFORMER/[email protected]/net.minecraft.world.entity.Entity.saveWithoutId(Entity.java:1744) ~[client-1.21.1-20240808.144430-srg.jar%23405!/:?]
	at TRANSFORMER/[email protected]/harmonised.pmmo.util.TagUtils.entityTag(TagUtils.java:86) ~[pmmo-1.21.1-2.7.33.jar%23556!/:?]
	at TRANSFORMER/[email protected]/harmonised.pmmo.core.Core.getReqMap(Core.java:393) ~[pmmo-1.21.1-2.7.33.jar%23556!/:?]
	at TRANSFORMER/[email protected]/harmonised.pmmo.client.utils.ClientUtils.lambda$cacheUnlocks$16(ClientUtils.java:70) ~[pmmo-1.21.1-2.7.33.jar%23556!/:?]
	at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184) ~[?:?]
	at java.base/java.util.stream.ReferencePipeline$2$1.accept(ReferencePipeline.java:179) ~[?:?]
	at java.base/java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:197) ~[?:?]
	at java.base/java.util.Iterator.forEachRemaining(Iterator.java:133) ~[?:?]
	at java.base/java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1939) ~[?:?]
	at java.base/java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:509) ~[?:?]
	at java.base/java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:499) ~[?:?]
	at java.base/java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151) ~[?:?]
	at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174) ~[?:?]
	at java.base/java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) ~[?:?]
	at java.base/java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:596) ~[?:?]
	at TRANSFORMER/[email protected]/harmonised.pmmo.client.utils.ClientUtils.lambda$cacheUnlocks$28(ClientUtils.java:70) ~[pmmo-1.21.1-2.7.33.jar%23556!/:?]
	at java.base/java.util.Spliterators$ArraySpliterator.forEachRemaining(Spliterators.java:1024) ~[?:?]
	at java.base/java.util.stream.ReferencePipeline$Head.forEach(ReferencePipeline.java:762) ~[?:?]
	at TRANSFORMER/[email protected]/harmonised.pmmo.client.utils.ClientUtils.cacheUnlocks(ClientUtils.java:42) ~[pmmo-1.21.1-2.7.33.jar%23556!/:?]
	at TRANSFORMER/[email protected]/harmonised.pmmo.client.utils.ClientUtils.sendLevelUpUnlocks(ClientUtils.java:102) ~[pmmo-1.21.1-2.7.33.jar%23556!/:?]
	at TRANSFORMER/[email protected]/harmonised.pmmo.network.clientpackets.CP_UpdateExperience.lambda$handle$0(CP_UpdateExperience.java:34) ~[pmmo-1.21.1-2.7.33.jar%23556!/:?]
	at TRANSFORMER/[email protected]/net.neoforged.neoforge.network.handling.ClientPayloadContext.enqueueWork(ClientPayloadContext.java:31) ~[neoforge-21.1.174-universal.jar%23406!/:?]
	at TRANSFORMER/[email protected]/harmonised.pmmo.network.clientpackets.CP_UpdateExperience.handle(CP_UpdateExperience.java:27) ~[pmmo-1.21.1-2.7.33.jar%23556!/:?]
	at TRANSFORMER/[email protected]/net.neoforged.neoforge.network.handling.MainThreadPayloadHandler.lambda$handle$0(MainThreadPayloadHandler.java:16) ~[neoforge-21.1.174-universal.jar%23406!/:?]
	at TRANSFORMER/[email protected]/net.minecraft.util.thread.BlockableEventLoop.lambda$submitAsync$0(BlockableEventLoop.java:60) ~[client-1.21.1-20240808.144430-srg.jar%23405!/:?]
	at java.base/java.util.concurrent.CompletableFuture$AsyncSupply.run(CompletableFuture.java:1768) ~[?:?]
	... 22 more
Caused by: java.lang.IllegalStateException: Cannot encode empty ItemStack
	at TRANSFORMER/[email protected]/net.minecraft.world.item.ItemStack.save(ItemStack.java:409) ~[client-1.21.1-20240808.144430-srg.jar%23405!/:?]
	at TRANSFORMER/[email protected]/it.hurts.sskirillss.relics.entities.SporeEntity.addAdditionalSaveData(SporeEntity.java:164) ~[relics-1.21.1-0.10.7.5.jar%23570!/:1.21.1-0.10.7.5]
	at TRANSFORMER/[email protected]/net.minecraft.world.entity.Entity.saveWithoutId(Entity.java:1723) ~[client-1.21.1-20240808.144430-srg.jar%23405!/:?]
	at TRANSFORMER/[email protected]/harmonised.pmmo.util.TagUtils.entityTag(TagUtils.java:86) ~[pmmo-1.21.1-2.7.33.jar%23556!/:?]
	at TRANSFORMER/[email protected]/harmonised.pmmo.core.Core.getReqMap(Core.java:393) ~[pmmo-1.21.1-2.7.33.jar%23556!/:?]
	at TRANSFORMER/[email protected]/harmonised.pmmo.client.utils.ClientUtils.lambda$cacheUnlocks$16(ClientUtils.java:70) ~[pmmo-1.21.1-2.7.33.jar%23556!/:?]
	at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.accept(ForEachOps.java:184) ~[?:?]
	at java.base/java.util.stream.ReferencePipeline$2$1.accept(ReferencePipeline.java:179) ~[?:?]
	at java.base/java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:197) ~[?:?]
	at java.base/java.util.Iterator.forEachRemaining(Iterator.java:133) ~[?:?]
	at java.base/java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1939) ~[?:?]
	at java.base/java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:509) ~[?:?]
	at java.base/java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:499) ~[?:?]
	at java.base/java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:151) ~[?:?]
	at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:174) ~[?:?]
	at java.base/java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) ~[?:?]
	at java.base/java.util.stream.ReferencePipeline.forEach(ReferencePipeline.java:596) ~[?:?]
	at TRANSFORMER/[email protected]/harmonised.pmmo.client.utils.ClientUtils.lambda$cacheUnlocks$28(ClientUtils.java:70) ~[pmmo-1.21.1-2.7.33.jar%23556!/:?]
	at java.base/java.util.Spliterators$ArraySpliterator.forEachRemaining(Spliterators.java:1024) ~[?:?]
	at java.base/java.util.stream.ReferencePipeline$Head.forEach(ReferencePipeline.java:762) ~[?:?]
	at TRANSFORMER/[email protected]/harmonised.pmmo.client.utils.ClientUtils.cacheUnlocks(ClientUtils.java:42) ~[pmmo-1.21.1-2.7.33.jar%23556!/:?]
	at TRANSFORMER/[email protected]/harmonised.pmmo.client.utils.ClientUtils.sendLevelUpUnlocks(ClientUtils.java:102) ~[pmmo-1.21.1-2.7.33.jar%23556!/:?]
	at TRANSFORMER/[email protected]/harmonised.pmmo.network.clientpackets.CP_UpdateExperience.lambda$handle$0(CP_UpdateExperience.java:34) ~[pmmo-1.21.1-2.7.33.jar%23556!/:?]
	at TRANSFORMER/[email protected]/net.neoforged.neoforge.network.handling.ClientPayloadContext.enqueueWork(ClientPayloadContext.java:31) ~[neoforge-21.1.174-universal.jar%23406!/:?]
	at TRANSFORMER/[email protected]/harmonised.pmmo.network.clientpackets.CP_UpdateExperience.handle(CP_UpdateExperience.java:27) ~[pmmo-1.21.1-2.7.33.jar%23556!/:?]
	at TRANSFORMER/[email protected]/net.neoforged.neoforge.network.handling.MainThreadPayloadHandler.lambda$handle$0(MainThreadPayloadHandler.java:16) ~[neoforge-21.1.174-universal.jar%23406!/:?]
	at TRANSFORMER/[email protected]/net.minecraft.util.thread.BlockableEventLoop.lambda$submitAsync$0(BlockableEventLoop.java:60) ~[client-1.21.1-20240808.144430-srg.jar%23405!/:?]
	at java.base/java.util.concurrent.CompletableFuture$AsyncSupply.run(CompletableFuture.java:1768) ~[?:?]
	... 22 more```

It doesn't crash the game or anything, just thought I'd post it here in case you knew what as happening. If it's not a problem feel free to close.

**Expected behavior**
No errors

**Versions:**
 - Minecraft: 1.21.1
 - Loader: Neoforge 21.1.174
 - PMMO: 1.21.1-2.7.33