[03:12:40 ERROR]: Could not pass event InventoryClickEvent to GlobalMarket v1.2.2
org.bukkit.event.EventException
        at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:338) ~[JavaPluginLoader$1.class:1.7.10-1614.175]
        at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:62) ~[RegisteredListener.class:1.7.10-1614.175]
        at org.bukkit.plugin.SimplePluginManager.fireEvent(SimplePluginManager.java:507) [SimplePluginManager.class:1.7.10-1614.175]
        at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:492) [SimplePluginManager.class:1.7.10-1614.175]
        at net.minecraft.network.NetHandlerPlayServer.func_147351_a(NetHandlerPlayServer.java:2015) [nh.class:?]
        at net.minecraft.network.play.client.C0EPacketClickWindow.func_148833_a(SourceFile:32) [ix.class:?]
        at net.minecraft.network.play.client.C0EPacketClickWindow.func_148833_a(SourceFile:10) [ix.class:?]
        at net.minecraft.network.NetworkManager.func_74428_b(NetworkManager.java:245) [ej.class:?]
        at net.minecraft.network.NetworkSystem.func_151269_c(NetworkSystem.java:173) [nc.class:?]
        at net.minecraft.server.MinecraftServer.func_71190_q(MinecraftServer.java:991) [MinecraftServer.class:?]
        at net.minecraft.server.dedicated.DedicatedServer.func_71190_q(DedicatedServer.java:431) [lt.class:?]
        at net.minecraft.server.MinecraftServer.func_71217_p(MinecraftServer.java:809) [MinecraftServer.class:?]
        at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:669) [MinecraftServer.class:?]
        at java.lang.Thread.run(Unknown Source) [?:1.8.0_71]
Caused by: java.lang.NullPointerException