[Crash] IllegalArgumentException: Invalid UUID string: message

[kangarko]

Auto-reported crash

Key	Value
Plugin	ChatControl 11.8.1
Server	Paper 1.21.1-R0.1-SNAPSHOT
Players Online	1
BBB Nonce	310b0b4092fcc814be25e0fc1913d1c6
db_type	local
db_player_type	uuid
proxy_enabled	false

Context

Error executing /chc internal remove message

Stack Trace

IllegalArgumentException: Invalid UUID string: message
	at java.base/java.util.UUID.fromString1(UUID.java:282)
	at java.base/java.util.UUID.fromString(UUID.java:260)
	at ChatControl-11.8.1.jar//org.mineacademy.chatcontrol.command.chatcontrol.InternalSubCommand.onCommand(InternalSubCommand.java:51)
	at ChatControl-11.8.1.jar//org.mineacademy.chatcontrol.lib.command.SimpleCommandCore.delegateExecute(SimpleCommandCore.java:378)
	at ChatControl-11.8.1.jar//org.mineacademy.chatcontrol.lib.command.SimpleCommandGroup$MainCommand.onCommand(SimpleCommandGroup.java:353)
	at ChatControl-11.8.1.jar//org.mineacademy.chatcontrol.lib.command.SimpleCommandCore.delegateExecute(SimpleCommandCore.java:378)
	at ChatControl-11.8.1.jar//org.mineacademy.chatcontrol.lib.command.BukkitCommandImpl.execute(BukkitCommandImpl.java:50)
	at io.papermc.paper.command.brigadier.bukkit.BukkitCommandNode$BukkitBrigCommand.run(BukkitCommandNode.java:91)
	at com.mojang.brigadier.context.ContextChain.runExecutable(ContextChain.java:73)
	at net.minecraft.commands.execution.tasks.ExecuteCommand.execute(ExecuteCommand.java:31)
	at net.minecraft.commands.execution.tasks.ExecuteCommand.execute(ExecuteCommand.java:19)
	at net.minecraft.commands.execution.UnboundEntryAction.lambda$bind$0(UnboundEntryAction.java:8)
	at net.minecraft.commands.execution.CommandQueueEntry.execute(CommandQueueEntry.java:5)
	at net.minecraft.commands.execution.ExecutionContext.runCommandQueue(ExecutionContext.java:103)
	at net.minecraft.commands.Commands.executeCommandInContext(Commands.java:443)
	at net.minecraft.commands.Commands.performCommand(Commands.java:350)
	at net.minecraft.commands.Commands.performCommand(Commands.java:337)
	at net.minecraft.commands.Commands.performCommand(Commands.java:332)
	at net.minecraft.server.network.ServerGamePacketListenerImpl.performUnsignedChatCommand(ServerGamePacketListenerImpl.java:2218)
	at net.minecraft.server.network.ServerGamePacketListenerImpl.lambda$handleChatCommand$11(ServerGamePacketListenerImpl.java:2192)
	at net.minecraft.server.TickTask.run(TickTask.java:18)
	at net.minecraft.util.thread.BlockableEventLoop.doRunTask(BlockableEventLoop.java:151)
	at net.minecraft.util.thread.ReentrantBlockableEventLoop.doRunTask(ReentrantBlockableEventLoop.java:24)
	at net.minecraft.server.MinecraftServer.doRunTask(MinecraftServer.java:1535)
	at net.minecraft.server.MinecraftServer.doRunTask(MinecraftServer.java:201)
	at net.minecraft.util.thread.BlockableEventLoop.pollTask(BlockableEventLoop.java:125)
	at net.minecraft.server.MinecraftServer.pollTaskInternal(MinecraftServer.java:1512)
	at net.minecraft.server.MinecraftServer.pollTask(MinecraftServer.java:1505)
	at net.minecraft.util.thread.BlockableEventLoop.managedBlock(BlockableEventLoop.java:135)
	at net.minecraft.server.MinecraftServer.managedBlock(MinecraftServer.java:1464)
	at net.minecraft.server.MinecraftServer.waitUntilNextTick(MinecraftServer.java:1471)
	at net.minecraft.server.MinecraftServer.runServer(MinecraftServer.java:1316)
	at net.minecraft.server.MinecraftServer.lambda$spin$0(MinecraftServer.java:329)
	at java.base/java.lang.Thread.run(Thread.java:1583)

[kangobot]

Patched — the internal command now validates the UUID argument before parsing it, so passing a non-UUID string like "message" will show a friendly error instead of crashing.

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📝 A draft fix has been proposed: #3605