[11:21:27] [Server thread/ERROR]: Could not pass event PlayerGameModeChangeEvent to Minigames v1.6.1
org.bukkit.event.EventException
	at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:320) ~[spigot.jar:git-Spigot-1330]
	at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:62) ~[spigot.jar:git-Spigot-1330]
	at org.bukkit.plugin.TimedRegisteredListener.callEvent(TimedRegisteredListener.java:47) ~[spigot.jar:git-Spigot-1330]
	at org.bukkit.plugin.SimplePluginManager.fireEvent(SimplePluginManager.java:487) [spigot.jar:git-Spigot-1330]
	at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:472) [spigot.jar:git-Spigot-1330]
	at org.bukkit.craftbukkit.v1_7_R1.entity.CraftPlayer.setGameMode(CraftPlayer.java:757) [spigot.jar:git-Spigot-1330]
	at me.chaseoes.tf2.GamePlayer.loadInventory(GamePlayer.java:197) [TF2.jar:?]
	at me.chaseoes.tf2.GamePlayer.leaveCurrentGame(GamePlayer.java:159) [TF2.jar:?]
	at me.chaseoes.tf2.Game.leaveGame(Game.java:336) [TF2.jar:?]
	at me.chaseoes.tf2.listeners.PlayerQuitListener.onQuit(PlayerQuitListener.java:21) [TF2.jar:?]
	at sun.reflect.GeneratedMethodAccessor614.invoke(Unknown Source) ~[?:?]
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:1.7.0_40]
	at java.lang.reflect.Method.invoke(Method.java:606) ~[?:1.7.0_40]
	at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:318) [spigot.jar:git-Spigot-1330]
	at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:62) [spigot.jar:git-Spigot-1330]
	at org.bukkit.plugin.TimedRegisteredListener.callEvent(TimedRegisteredListener.java:47) [spigot.jar:git-Spigot-1330]
	at org.bukkit.plugin.SimplePluginManager.fireEvent(SimplePluginManager.java:487) [spigot.jar:git-Spigot-1330]
	at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:472) [spigot.jar:git-Spigot-1330]
	at net.minecraft.server.v1_7_R1.PlayerList.disconnect(PlayerList.java:281) [spigot.jar:git-Spigot-1330]
	at net.minecraft.server.v1_7_R1.PlayerConnection.a(PlayerConnection.java:717) [spigot.jar:git-Spigot-1330]
	at net.minecraft.server.v1_7_R1.ServerConnection.c(ServerConnection.java:73) [spigot.jar:git-Spigot-1330]
	at net.minecraft.server.v1_7_R1.MinecraftServer.u(MinecraftServer.java:700) [spigot.jar:git-Spigot-1330]
	at net.minecraft.server.v1_7_R1.DedicatedServer.u(DedicatedServer.java:273) [spigot.jar:git-Spigot-1330]
	at net.minecraft.server.v1_7_R1.MinecraftServer.t(MinecraftServer.java:562) [spigot.jar:git-Spigot-1330]
	at net.minecraft.server.v1_7_R1.MinecraftServer.run(MinecraftServer.java:469) [spigot.jar:git-Spigot-1330]
	at net.minecraft.server.v1_7_R1.ThreadServerApplication.run(SourceFile:617) [spigot.jar:git-Spigot-1330]
Caused by: java.lang.NullPointerException
	at com.pauldavdesign.mineauz.minigames.Events.onGMChange(Events.java:511) ~[?:?]
	at sun.reflect.GeneratedMethodAccessor799.invoke(Unknown Source) ~[?:?]
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:1.7.0_40]
	at java.lang.reflect.Method.invoke(Method.java:606) ~[?:1.7.0_40]
	at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:318) ~[spigot.jar:git-Spigot-1330]
	... 25 more