33 Gui Kodu Nasıl Yazabilirim

[09:25:21 ERROR]: null org.bukkit.command.CommandException: Unhandled exception executing command 'deneme' in plugin DenemeDety v1.0-SNAPSHOT         at org.bukkit.command.PluginCommand.execute(PluginCommand.java:47) ~[taco.jar:git-TacoSpigot-c9e6f9cb8]         at org.bukkit.command.SimpleCommandMap.dispatch(SimpleCommandMap.java:146) ~[taco.jar:git-TacoSpigot-c9e6f9cb8]         at org.bukkit.craftbukkit.v1_8_R3.CraftServer.dispatchCommand(CraftServer.java:666) ~[taco.jar:git-TacoSpigot-c9e6f9cb8]         at net.minecraft.server.v1_8_R3.PlayerConnection.handleCommand(PlayerConnection.java:1198) [taco.jar:git-TacoSpigot-c9e6f9cb8]         at net.minecraft.server.v1_8_R3.PlayerConnection.a(PlayerConnection.java:1010) [taco.jar:git-TacoSpigot-c9e6f9cb8]         at net.minecraft.server.v1_8_R3.PacketPlayInChat.a(PacketPlayInChat.java:45) [taco.jar:git-TacoSpigot-c9e6f9cb8]         at net.minecraft.server.v1_8_R3.PacketPlayInChat.a(PacketPlayInChat.java:1) [taco.jar:git-TacoSpigot-c9e6f9cb8]         at net.minecraft.server.v1_8_R3.PlayerConnectionUtils$1.run(SourceFile:13) [taco.jar:git-TacoSpigot-c9e6f9cb8]         at java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source) [?:1.8.0_401]         at java.util.concurrent.FutureTask.run(Unknown Source) [?:1.8.0_401]         at net.minecraft.server.v1_8_R3.SystemUtils.a(SourceFile:44) [taco.jar:git-TacoSpigot-c9e6f9cb8]         at net.minecraft.server.v1_8_R3.MinecraftServer.B(MinecraftServer.java:774) [taco.jar:git-TacoSpigot-c9e6f9cb8]         at net.minecraft.server.v1_8_R3.DedicatedServer.B(DedicatedServer.java:378) [taco.jar:git-TacoSpigot-c9e6f9cb8]         at net.minecraft.server.v1_8_R3.MinecraftServer.A(MinecraftServer.java:713) [taco.jar:git-TacoSpigot-c9e6f9cb8]         at net.minecraft.server.v1_8_R3.MinecraftServer.run(MinecraftServer.java:616) [taco.jar:git-TacoSpigot-c9e6f9cb8]         at java.lang.Thread.run(Unknown Source) [?:1.8.0_401] Caused by: java.lang.IllegalArgumentException: Chests must have a size that is a multiple of 9!         at org.apache.commons.lang.Validate.isTrue(Validate.java:136) ~[taco.jar:git-TacoSpigot-c9e6f9cb8]         at org.bukkit.craftbukkit.v1_8_R3.CraftServer.createInventory(CraftServer.java:1578) ~[taco.jar:git-TacoSpigot-c9e6f9cb8]         at org.bukkit.Bukkit.createInventory(Bukkit.java:966) ~[taco.jar:git-TacoSpigot-c9e6f9cb8]         at me.sorged.gui.Main.openInventory(Main.java:38) ~[?:?]         at me.sorged.gui.Main.onCommand(Main.java:33) ~[?:?]         at org.bukkit.command.PluginCommand.execute(PluginCommand.java:45) ~[taco.jar:git-TacoSpigot-c9e6f9cb8]         ... 15 more