20:12:47 [SEVERE] Could not pass event PlayerCommandPreprocessEvent to NoPluginStealers v4.0
20:12:47 org.bukkit.event.EventException
20:12:47 	at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:302) ~[spigot1649.jar:git-Spigot-1649]
20:12:47 	at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:62) ~[spigot1649.jar:git-Spigot-1649]
20:12:47 	at org.bukkit.plugin.SimplePluginManager.fireEvent(SimplePluginManager.java:514) [spigot1649.jar:git-Spigot-1649]
20:12:47 	at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:499) [spigot1649.jar:git-Spigot-1649]
20:12:47 	at net.minecraft.server.v1_7_R4.PlayerConnection.handleCommand(PlayerConnection.java:1035) [spigot1649.jar:git-Spigot-1649]
20:12:47 	at net.minecraft.server.v1_7_R4.PlayerConnection.a(PlayerConnection.java:880) [spigot1649.jar:git-Spigot-1649]
20:12:47 	at net.minecraft.server.v1_7_R4.PacketPlayInChat.a(PacketPlayInChat.java:28) [spigot1649.jar:git-Spigot-1649]
20:12:47 	at net.minecraft.server.v1_7_R4.PacketPlayInChat.handle(PacketPlayInChat.java:65) [spigot1649.jar:git-Spigot-1649]
20:12:47 	at net.minecraft.server.v1_7_R4.NetworkManager.a(NetworkManager.java:186) [spigot1649.jar:git-Spigot-1649]
20:12:47 	at net.minecraft.server.v1_7_R4.ServerConnection.c(ServerConnection.java:81) [spigot1649.jar:git-Spigot-1649]
20:12:47 	at net.minecraft.server.v1_7_R4.MinecraftServer.v(MinecraftServer.java:734) [spigot1649.jar:git-Spigot-1649]
20:12:47 	at net.minecraft.server.v1_7_R4.DedicatedServer.v(DedicatedServer.java:289) [spigot1649.jar:git-Spigot-1649]
20:12:47 	at net.minecraft.server.v1_7_R4.MinecraftServer.u(MinecraftServer.java:584) [spigot1649.jar:git-Spigot-1649]
20:12:47 	at net.minecraft.server.v1_7_R4.MinecraftServer.run(MinecraftServer.java:490) [spigot1649.jar:git-Spigot-1649]
20:12:47 	at net.minecraft.server.v1_7_R4.ThreadServerApplication.run(SourceFile:628) [spigot1649.jar:git-Spigot-1649]
20:12:47 Caused by: java.lang.NullPointerException