Помогите Ошибка при клике по пустоте вне GUI.

asdqwertypro

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Есть GUI. Если кликнуть по пустоте, будет ошибка, которая жалуется на строку 124, при чём именно при клике по пустоте, т. е. не по пустому слоту, а по пустоте. Код из 124 строки:
Код:
if(e.getCurrentItem().getItemMeta()!=null){
А! Ошибка, СТОП! 0000.....:
Код:
[20:23:33] [Server thread/ERROR]: Could not pass event InventoryClickEvent to craft v228
org.bukkit.event.EventException: null
    at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:306) ~[spigot.jar:git-Spigot-cd6ba67-6aa0fa3]
    at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:62) ~[spigot.jar:git-Spigot-cd6ba67-6aa0fa3]
    at org.bukkit.plugin.SimplePluginManager.fireEvent(SimplePluginManager.java:499) [spigot.jar:git-Spigot-cd6ba67-6aa0fa3]
    at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:484) [spigot.jar:git-Spigot-cd6ba67-6aa0fa3]
    at net.minecraft.server.v1_12_R1.PlayerConnection.a(PlayerConnection.java:1877) [spigot.jar:git-Spigot-cd6ba67-6aa0fa3]
    at net.minecraft.server.v1_12_R1.PacketPlayInWindowClick.a(SourceFile:33) [spigot.jar:git-Spigot-cd6ba67-6aa0fa3]
    at net.minecraft.server.v1_12_R1.PacketPlayInWindowClick.a(SourceFile:10) [spigot.jar:git-Spigot-cd6ba67-6aa0fa3]
    at net.minecraft.server.v1_12_R1.PlayerConnectionUtils$1.run(SourceFile:13) [spigot.jar:git-Spigot-cd6ba67-6aa0fa3]
    at java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source) [?:1.8.0_172]
    at java.util.concurrent.FutureTask.run(Unknown Source) [?:1.8.0_172]
    at net.minecraft.server.v1_12_R1.SystemUtils.a(SourceFile:46) [spigot.jar:git-Spigot-cd6ba67-6aa0fa3]
    at net.minecraft.server.v1_12_R1.MinecraftServer.D(MinecraftServer.java:747) [spigot.jar:git-Spigot-cd6ba67-6aa0fa3]
    at net.minecraft.server.v1_12_R1.DedicatedServer.D(DedicatedServer.java:405) [spigot.jar:git-Spigot-cd6ba67-6aa0fa3]
    at net.minecraft.server.v1_12_R1.MinecraftServer.C(MinecraftServer.java:678) [spigot.jar:git-Spigot-cd6ba67-6aa0fa3]
    at net.minecraft.server.v1_12_R1.MinecraftServer.run(MinecraftServer.java:576) [spigot.jar:git-Spigot-cd6ba67-6aa0fa3]
    at java.lang.Thread.run(Unknown Source) [?:1.8.0_172]
Caused by: java.lang.NullPointerException
    at craft.craft.onInventoryClick(craft.java:124) ~[?:?]
    at sun.reflect.GeneratedMethodAccessor262.invoke(Unknown Source) ~[?:?]
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) ~[?:1.8.0_172]
    at java.lang.reflect.Method.invoke(Unknown Source) ~[?:1.8.0_172]
    at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:302) ~[spigot.jar:git-Spigot-cd6ba67-6aa0fa3]
    ... 15 more
 
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