Modpack Version

1.21.3

Describe your issue.

every time i try to log in to the server i get
`
[24Jun2025 19:42:22.592] [Render thread/WARN] [ModernFix/]: Game took 56.894 seconds to start
[24Jun2025 19:42:22.604] [Render thread/INFO] [coroutil/]: watut: xaero minimap not installed or mod structure changed
[24Jun2025 19:44:22.243] [Render thread/INFO] [de.keksuccino.fancymenu.customization.layer.ScreenCustomizationLayerHandler/]: [FANCYMENU] ScreenCustomizationLayer registered: join_multiplayer_screen
[24Jun2025 19:44:24.200] [Render thread/INFO] [FluxNetworks/]: Released client Flux Networks cache
[24Jun2025 19:44:24.208] [Render thread/INFO] [de.keksuccino.fancymenu.customization.layer.ScreenCustomizationLayerHandler/]: [FANCYMENU] ScreenCustomizationLayer registered: progress_screen
[24Jun2025 19:44:24.212] [Render thread/INFO] [de.keksuccino.fancymenu.customization.layer.ScreenCustomizationLayerHandler/]: [FANCYMENU] ScreenCustomizationLayer registered: connect_screen
[24Jun2025 19:44:24.213] [Render thread/INFO] [net.minecraft.client.gui.screens.ConnectScreen/]: Connecting to fe80::d6be:d9ff:fefd:3c94, 25565
[24Jun2025 19:44:26.284] [Render thread/ERROR] [net.neoforged.neoforge.network.handlers.ClientPayloadHandler/]: Failed to handle registry sync from server.
java.lang.NullPointerException: null
at MC-BOOTSTRAP/[email protected]/com.google.common.collect.Iterators$6.transform(Iterators.java:829) ~[guava-32.1.2-jre.jar%23125!/:?]
at MC-BOOTSTRAP/[email protected]/com.google.common.collect.TransformedIterator.next(TransformedIterator.java:52) ~[guava-32.1.2-jre.jar%23125!/:?]
at TRANSFORMER/[email protected]/net.neoforged.neoforge.registries.NeoForgeRegistryCallbacks$BlockCallbacks.onBake(NeoForgeRegistryCallbacks.java:61) ~[neoforge-21.1.176-universal.jar%23654!/:?]
at TRANSFORMER/[email protected]/net.minecraft.core.MappedRegistry.lambda$freeze$7(MappedRegistry.java:370) ~[client-1.21.1-20240808.144430-srg.jar%23653!/:?]
at java.base/java.util.ArrayList.forEach(ArrayList.java:1596) ~[?:?]
at TRANSFORMER/[email protected]/net.minecraft.core.MappedRegistry.freeze(MappedRegistry.java:370) ~[client-1.21.1-20240808.144430-srg.jar%23653!/:?]
at TRANSFORMER/[email protected]/net.neoforged.neoforge.registries.RegistryManager.applySnapshot(RegistryManager.java:211) ~[neoforge-21.1.176-universal.jar%23654!/:?]
at TRANSFORMER/[email protected]/net.neoforged.neoforge.registries.RegistryManager.lambda$applySnapshot$1(RegistryManager.java:146) ~[neoforge-21.1.176-universal.jar%23654!/:?]
at java.base/java.util.concurrent.ConcurrentHashMap.forEach(ConcurrentHashMap.java:1603) ~[?:?]
at TRANSFORMER/[email protected]/net.neoforged.neoforge.registries.RegistryManager.applySnapshot(RegistryManager.java:136) ~[neoforge-21.1.176-universal.jar%23654!/:?]
at TRANSFORMER/[email protected]/net.neoforged.neoforge.network.handlers.ClientPayloadHandler.handle(ClientPayloadHandler.java:74) ~[neoforge-21.1.176-universal.jar%23654!/:?]
at TRANSFORMER/[email protected]/net.neoforged.neoforge.network.handling.DirectionalPayloadHandler.handle(DirectionalPayloadHandler.java:17) ~[neoforge-21.1.176-universal.jar%23654!/:?]
at TRANSFORMER/[email protected]/net.neoforged.neoforge.network.handling.MainThreadPayloadHandler.lambda$handle$0(MainThreadPayloadHandler.java:16) ~[neoforge-21.1.176-universal.jar%23654!/:?]
at TRANSFORMER/[email protected]/net.minecraft.util.thread.BlockableEventLoop.lambda$submitAsync$0(BlockableEventLoop.java:60) ~[client-1.21.1-20240808.144430-srg.jar%23653!/:?]
at java.base/java.util.concurrent.CompletableFuture$AsyncSupply.run(CompletableFuture.java:1768) ~[?:?]
at TRANSFORMER/[email protected]/net.minecraft.util.thread.BlockableEventLoop.doRunTask(BlockableEventLoop.java:148) ~[client-1.21.1-20240808.144430-srg.jar%23653!/:?]
at TRANSFORMER/[email protected]/net.minecraft.util.thread.ReentrantBlockableEventLoop.doRunTask(ReentrantBlockableEventLoop.java:23) ~[client-1.21.1-20240808.144430-srg.jar%23653!/:?]
at TRANSFORMER/[email protected]/net.minecraft.util.thread.BlockableEventLoop.pollTask(BlockableEventLoop.java:122) ~[client-1.21.1-20240808.144430-srg.jar%23653!/:?]
at TRANSFORMER/[email protected]/net.minecraft.util.thread.BlockableEventLoop.runAllTasks(BlockableEventLoop.java:111) ~[client-1.21.1-20240808.144430-srg.jar%23653!/:?]
at TRANSFORMER/[email protected]/net.minecraft.client.Minecraft.runTick(Minecraft.java:1155) ~[client-1.21.1-20240808.144430-srg.jar%23653!/:?]
at TRANSFORMER/[email protected]/net.minecraft.client.Minecraft.run(Minecraft.java:807) ~[client-1.21.1-20240808.144430-srg.jar%23653!/:?]
at TRANSFORMER/[email protected]/net.minecraft.client.main.Main.main(Main.java:230) ~[client-1.21.1-20240808.144430-srg.jar%23653!/:?]
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%23161!/:4.0]
at MC-BOOTSTRAP/[email protected]/net.neoforged.fml.loading.targets.CommonLaunchHandler.clientService(CommonLaunchHandler.java:124) ~[loader-4.0.39.jar%23161!/:4.0]
at MC-BOOTSTRAP/[email protected]/net.neoforged.fml.loading.targets.CommonClientLaunchHandler.runService(CommonClientLaunchHandler.java:32) ~[loader-4.0.39.jar%23161!/:4.0]
at MC-BOOTSTRAP/[email protected]/net.neoforged.fml.loading.targets.CommonLaunchHandler.lambda$launchService$4(CommonLaunchHandler.java:118) ~[loader-4.0.39.jar%23161!/:4.0]
at MC-BOOTSTRAP/[email protected]/cpw.mods.modlauncher.LaunchServiceHandlerDecorator.launch(LaunchServiceHandlerDecorator.java:30) [modlauncher-11.0.4.jar%23166!/:?]
at MC-BOOTSTRAP/[email protected]/cpw.mods.modlauncher.LaunchServiceHandler.launch(LaunchServiceHandler.java:53) [modlauncher-11.0.4.jar%23166!/:?]
at MC-BOOTSTRAP/[email protected]/cpw.mods.modlauncher.LaunchServiceHandler.launch(LaunchServiceHandler.java:71) [modlauncher-11.0.4.jar%23166!/:?]
at MC-BOOTSTRAP/[email protected]/cpw.mods.modlauncher.Launcher.run(Launcher.java:103) [modlauncher-11.0.4.jar%23166!/:?]
at MC-BOOTSTRAP/[email protected]/cpw.mods.modlauncher.Launcher.main(Launcher.java:74) [modlauncher-11.0.4.jar%23166!/:?]
at MC-BOOTSTRAP/[email protected]/cpw.mods.modlauncher.BootstrapLaunchConsumer.accept(BootstrapLaunchConsumer.java:26) [modlauncher-11.0.4.jar%23166!/:?]
at MC-BOOTSTRAP/[email protected]/cpw.mods.modlauncher.BootstrapLaunchConsumer.accept(BootstrapLaunchConsumer.java:23) [modlauncher-11.0.4.jar%23166!/:?]
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:?]
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103) ~[?:?]
at java.base/java.lang.reflect.Method.invoke(Method.java:580) ~[?:?]
at io.github.zekerzhayard.forgewrapper.installer.Main.main(Main.java:67) [ForgeWrapper-prism-2024-02-29.jar:prism-2024-02-29]
at org.prismlauncher.launcher.impl.StandardLauncher.launch(StandardLauncher.java:105) [NewLaunch.jar:?]
at org.prismlauncher.EntryPoint.listen(EntryPoint.java:129) [NewLaunch.jar:?]
at org.prismlauncher.EntryPoint.main(EntryPoint.java:70) [NewLaunch.jar:?]
[24Jun2025 19:44:26.296] [Render thread/INFO] [FluxNetworks/]: Released client Flux Networks cache
[24Jun2025 19:44:26.298] [Render thread/INFO] [de.keksuccino.fancymenu.customization.layer.ScreenCustomizationLayerHandler/]: [FANCYMENU] ScreenCustomizationLayer registered: disconnected_screen
[24Jun2025 19:44:26.303] [Render thread/WARN] [net.minecraft.client.multiplayer.ClientCommonPacketListenerImpl/]: Client disconnected with reason: Failed to sync registries from the server: java.lang.NullPointerException

`

Crash Report

No response

Latest Log

No response

Have you modified the modpack?

No

User Modifications

No response

Did the issue happen in singleplayer or on a server?

Singleplayer

Discord Username

No response

next time please upload your logs to something like https://mclo.gs/ and post the link instead.

as this was a registry sync error, I think you probably don't have the same pack version as the server you are connecting to.