[01:51:01] [Server thread/INFO]: SuicideKoval issued server command: /market gui
[01:51:01] [Server thread/ERROR]: null
org.bukkit.command.CommandException: Unhandled exception executing 'market gui' in studio.trc.bukkit.globalmarketplus.a.b(market)
        at org.bukkit.command.SimpleCommandMap.dispatch(SimpleCommandMap.java:157) ~[spigot-api-1.21.5-R0.1-SNAPSHOT.jar:?]
        at org.bukkit.craftbukkit.v1_21_R4.CraftServer.dispatchCommand(CraftServer.java:924) ~[spigot-1.21.5-R0.1-SNAPSHOT.jar:4468-Spigot-aa90801-9b5a525]
        at net.minecraft.server.network.PlayerConnection.handleCommand(PlayerConnection.java:2292) ~[spigot-1.21.5-R0.1-SNAPSHOT.jar:4468-Spigot-aa90801-9b5a525]
        at net.minecraft.server.network.PlayerConnection.chat(PlayerConnection.java:2198) ~[spigot-1.21.5-R0.1-SNAPSHOT.jar:4468-Spigot-aa90801-9b5a525]
        at org.bukkit.craftbukkit.v1_21_R4.entity.CraftPlayer.chat(CraftPlayer.java:526) ~[spigot-1.21.5-R0.1-SNAPSHOT.jar:4468-Spigot-aa90801-9b5a525]
        at net.citizensnpcs.util.Util.runCommand(Util.java:489) ~[?:?]
        at net.citizensnpcs.trait.CommandTrait$NPCCommand.run(CommandTrait.java:646) ~[?:?]
        at net.citizensnpcs.trait.CommandTrait$1.lambda$runCommand$3(CommandTrait.java:382) ~[?:?]
        at net.citizensnpcs.trait.CommandTrait$1.runCommand(CommandTrait.java:385) ~[?:?]
        at net.citizensnpcs.trait.CommandTrait$1.run(CommandTrait.java:338) ~[?:?]
        at net.citizensnpcs.trait.CommandTrait.dispatch(CommandTrait.java:392) ~[?:?]
        at net.citizensnpcs.EventListen.onPlayerInteractEntity(EventListen.java:671) ~[?:?]
        at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103) ~[?:?]
        at java.base/java.lang.reflect.Method.invoke(Method.java:580) ~[?:?]
        at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:306) ~[spigot-api-1.21.5-R0.1-SNAPSHOT.jar:?]
        at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:70) ~[spigot-api-1.21.5-R0.1-SNAPSHOT.jar:?]
        at org.bukkit.plugin.SimplePluginManager.fireEvent(SimplePluginManager.java:601) ~[spigot-api-1.21.5-R0.1-SNAPSHOT.jar:?]
        at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:588) ~[spigot-api-1.21.5-R0.1-SNAPSHOT.jar:?]
        at net.minecraft.server.network.PlayerConnection$3.performInteraction(PlayerConnection.java:2583) ~[spigot-1.21.5-R0.1-SNAPSHOT.jar:4468-Spigot-aa90801-9b5a525]
        at net.minecraft.server.network.PlayerConnection$3.a(PlayerConnection.java:2633) ~[spigot-1.21.5-R0.1-SNAPSHOT.jar:4468-Spigot-aa90801-9b5a525]
        at net.minecraft.network.protocol.game.PacketPlayInUseEntity$d.a(SourceFile:124) ~[spigot-1.21.5-R0.1-SNAPSHOT.jar:4468-Spigot-aa90801-9b5a525]
        at net.minecraft.network.protocol.game.PacketPlayInUseEntity.a(SourceFile:74) ~[spigot-1.21.5-R0.1-SNAPSHOT.jar:4468-Spigot-aa90801-9b5a525]
        at net.minecraft.server.network.PlayerConnection.a(PlayerConnection.java:2572) ~[spigot-1.21.5-R0.1-SNAPSHOT.jar:4468-Spigot-aa90801-9b5a525]
        at net.minecraft.network.protocol.game.PacketPlayInUseEntity.a(SourceFile:61) ~[spigot-1.21.5-R0.1-SNAPSHOT.jar:4468-Spigot-aa90801-9b5a525]
        at net.minecraft.network.protocol.game.PacketPlayInUseEntity.a(SourceFile:15) ~[spigot-1.21.5-R0.1-SNAPSHOT.jar:4468-Spigot-aa90801-9b5a525]
        at net.minecraft.network.protocol.PlayerConnectionUtils.lambda$ensureRunningOnSameThread$0(PlayerConnectionUtils.java:35) ~[spigot-1.21.5-R0.1-SNAPSHOT.jar:4468-Spigot-aa90801-9b5a525]
        at net.minecraft.server.TickTask.run(SourceFile:18) ~[spigot-1.21.5-R0.1-SNAPSHOT.jar:4468-Spigot-aa90801-9b5a525]
        at net.minecraft.util.thread.IAsyncTaskHandler.d(SourceFile:164) ~[spigot-1.21.5-R0.1-SNAPSHOT.jar:4468-Spigot-aa90801-9b5a525]
        at net.minecraft.util.thread.IAsyncTaskHandlerReentrant.d(SourceFile:23) ~[spigot-1.21.5-R0.1-SNAPSHOT.jar:4468-Spigot-aa90801-9b5a525]
        at net.minecraft.server.MinecraftServer.b(MinecraftServer.java:1290) ~[spigot-1.21.5-R0.1-SNAPSHOT.jar:4468-Spigot-aa90801-9b5a525]
        at net.minecraft.server.MinecraftServer.d(MinecraftServer.java:206) ~[spigot-1.21.5-R0.1-SNAPSHOT.jar:4468-Spigot-aa90801-9b5a525]
        at net.minecraft.util.thread.IAsyncTaskHandler.B(SourceFile:138) ~[spigot-1.21.5-R0.1-SNAPSHOT.jar:4468-Spigot-aa90801-9b5a525]
        at net.minecraft.server.MinecraftServer.bv(MinecraftServer.java:1273) ~[spigot-1.21.5-R0.1-SNAPSHOT.jar:4468-Spigot-aa90801-9b5a525]
        at net.minecraft.server.MinecraftServer.B(MinecraftServer.java:1266) ~[spigot-1.21.5-R0.1-SNAPSHOT.jar:4468-Spigot-aa90801-9b5a525]
        at net.minecraft.util.thread.IAsyncTaskHandler.b(SourceFile:147) ~[spigot-1.21.5-R0.1-SNAPSHOT.jar:4468-Spigot-aa90801-9b5a525]
        at net.minecraft.server.MinecraftServer.b(MinecraftServer.java:1223) ~[spigot-1.21.5-R0.1-SNAPSHOT.jar:4468-Spigot-aa90801-9b5a525]
        at net.minecraft.server.MinecraftServer.w_(MinecraftServer.java:1233) ~[spigot-1.21.5-R0.1-SNAPSHOT.jar:4468-Spigot-aa90801-9b5a525]
        at net.minecraft.server.MinecraftServer.y(MinecraftServer.java:1076) ~[spigot-1.21.5-R0.1-SNAPSHOT.jar:4468-Spigot-aa90801-9b5a525]
        at net.minecraft.server.MinecraftServer.lambda$spin$0(MinecraftServer.java:325) ~[spigot-1.21.5-R0.1-SNAPSHOT.jar:4468-Spigot-aa90801-9b5a525]
        at java.base/java.lang.Thread.run(Thread.java:1583) [?:?]
Caused by: java.lang.NullPointerException: Cannot invoke "studio.trc.bukkit.globalmarketplus.merchant.MerchantProfile.getCategory()" because the return value of "studio.trc.bukkit.globalmarketplus.api.Merchant.getProfile()" is null
        at studio.trc.bukkit.globalmarketplus.l.i.c(GlobalMarketUtils.java:2244) ~[?:?]
        at studio.trc.bukkit.globalmarketplus.a.b.execute(GlobalMarketCommandAlias.java:49) ~[?:?]
        at org.bukkit.command.SimpleCommandMap.dispatch(SimpleCommandMap.java:150) ~[spigot-api-1.21.5-R0.1-SNAPSHOT.jar:?]
        ... 39 more