annoying

org.bukkit.command.CommandException: Cannot execute command 'ultracosmetics' in plugin UltraCosmetics v2.4.9 - plugin is disabled.     │·············································
        at org.bukkit.command.PluginCommand.execute(PluginCommand.java:36) ~[spigot.jar:git-Spigot-f6a273b-a639ae4]                    │·············································
        at org.bukkit.command.SimpleCommandMap.dispatch(SimpleCommandMap.java:141) ~[spigot.jar:git-Spigot-f6a273b-a639ae4]            │·············································
        at org.bukkit.craftbukkit.v1_13_R2.CraftServer.dispatchCommand(CraftServer.java:699) ~[spigot.jar:git-Spigot-f6a273b-a639ae4]  │·············································
        at net.minecraft.server.v1_13_R2.PlayerConnection.handleCommand(PlayerConnection.java:1646) ~[spigot.jar:git-Spigot-f6a273b-a63│·············································
9ae4]                                                                                                                                  │·············································
        at net.minecraft.server.v1_13_R2.PlayerConnection.a(PlayerConnection.java:1481) ~[spigot.jar:git-Spigot-f6a273b-a639ae4]       │·············································
        at net.minecraft.server.v1_13_R2.PacketPlayInChat.a(PacketPlayInChat.java:45) ~[spigot.jar:git-Spigot-f6a273b-a639ae4]         │·············································
        at net.minecraft.server.v1_13_R2.PacketPlayInChat.a(PacketPlayInChat.java:1) ~[spigot.jar:git-Spigot-f6a273b-a639ae4]          │·············································
        at net.minecraft.server.v1_13_R2.PlayerConnectionUtils.a(SourceFile:10) ~[spigot.jar:git-Spigot-f6a273b-a639ae4]               │·············································
        at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) [?:1.8.0_212]                                       │·············································
        at java.util.concurrent.FutureTask.run(FutureTask.java:266) [?:1.8.0_212]                                                      │·············································
        at net.minecraft.server.v1_13_R2.SystemUtils.a(SourceFile:199) [spigot.jar:git-Spigot-f6a273b-a639ae4]                         │·············································
        at net.minecraft.server.v1_13_R2.MinecraftServer.b(MinecraftServer.java:900) [spigot.jar:git-Spigot-f6a273b-a639ae4]           │·············································
        at net.minecraft.server.v1_13_R2.DedicatedServer.b(DedicatedServer.java:417) [spigot.jar:git-Spigot-f6a273b-a639ae4]           │·············································
        at net.minecraft.server.v1_13_R2.MinecraftServer.a(MinecraftServer.java:835) [spigot.jar:git-Spigot-f6a273b-a639ae4]           │·············································
        at net.minecraft.server.v1_13_R2.MinecraftServer.run(MinecraftServer.java:733) [spigot.jar:git-Spigot-f6a273b-a639ae4]         │·············································
        at java.lang.Thread.run(Thread.java:748) [?:1.8.0_212]