[14:54:03] [Server thread/ERROR]: Could not pass event PlayerInteractEvent to Minigames v1.9.0.166
org.bukkit.event.EventException
	at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:310) ~[spigot_factions.jar:git-Spigot-a9631d2-67b2424]
	at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:62) ~[spigot_factions.jar:git-Spigot-a9631d2-67b2424]
	at org.bukkit.plugin.SimplePluginManager.fireEvent(SimplePluginManager.java:502) [spigot_factions.jar:git-Spigot-a9631d2-67b2424]
	at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:487) [spigot_factions.jar:git-Spigot-a9631d2-67b2424]
	at org.bukkit.craftbukkit.v1_10_R1.event.CraftEventFactory.callPlayerInteractEvent(CraftEventFactory.java:231) [spigot_factions.jar:git-Spigot-a9631d2-67b2424]
	at net.minecraft.server.v1_10_R1.PlayerInteractManager.a(PlayerInteractManager.java:492) [spigot_factions.jar:git-Spigot-a9631d2-67b2424]
	at net.minecraft.server.v1_10_R1.PlayerConnection.a(PlayerConnection.java:890) [spigot_factions.jar:git-Spigot-a9631d2-67b2424]
	at net.minecraft.server.v1_10_R1.PacketPlayInUseItem.a(SourceFile:55) [spigot_factions.jar:git-Spigot-a9631d2-67b2424]
	at net.minecraft.server.v1_10_R1.PacketPlayInUseItem.a(SourceFile:11) [spigot_factions.jar:git-Spigot-a9631d2-67b2424]
	at net.minecraft.server.v1_10_R1.PlayerConnectionUtils$1.run(SourceFile:13) [spigot_factions.jar:git-Spigot-a9631d2-67b2424]
	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) [?:1.8.0_77]
	at java.util.concurrent.FutureTask.run(FutureTask.java:266) [?:1.8.0_77]
	at net.minecraft.server.v1_10_R1.SystemUtils.a(SourceFile:45) [spigot_factions.jar:git-Spigot-a9631d2-67b2424]
	at net.minecraft.server.v1_10_R1.MinecraftServer.D(MinecraftServer.java:737) [spigot_factions.jar:git-Spigot-a9631d2-67b2424]
	at net.minecraft.server.v1_10_R1.DedicatedServer.D(DedicatedServer.java:399) [spigot_factions.jar:git-Spigot-a9631d2-67b2424]
	at net.minecraft.server.v1_10_R1.MinecraftServer.C(MinecraftServer.java:673) [spigot_factions.jar:git-Spigot-a9631d2-67b2424]
	at net.minecraft.server.v1_10_R1.MinecraftServer.run(MinecraftServer.java:572) [spigot_factions.jar:git-Spigot-a9631d2-67b2424]
	at java.lang.Thread.run(Thread.java:745) [?:1.8.0_77]
Caused by: java.lang.NullPointerException
	at au.com.mineauz.minigames.signs.TeamSign.signUse(TeamSign.java:98) ~[?:?]
	at au.com.mineauz.minigames.signs.SignBase.signUse(SignBase.java:98) ~[?:?]
	at sun.reflect.GeneratedMethodAccessor144.invoke(Unknown Source) ~[?:?]
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:1.8.0_77]
	at java.lang.reflect.Method.invoke(Method.java:498) ~[?:1.8.0_77]
	at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:306) ~[spigot_factions.jar:git-Spigot-a9631d2-67b2424]
	... 17 more