15:06:14 [INFO] <Staff.mastershake007> its /pb-friends add
15:06:26 [INFO] mastershake007 issued server command: /pb-friends add
15:06:28 [INFO] EthyD issued server command: /pb-friends add MRxHENCH
15:06:28 [SEVERE] null
org.bukkit.command.CommandException: Unhandled exception executing command 'pb-friends' in plugin ProtectBlock v1.5
        at org.bukkit.command.PluginCommand.execute(PluginCommand.java:46)
        at org.bukkit.command.SimpleCommandMap.dispatch(SimpleCommandMap.java:186)
        at org.bukkit.craftbukkit.CraftServer.dispatchCommand(CraftServer.java:502)
        at net.minecraft.server.NetServerHandler.handleCommand(NetServerHandler.java:985)
        at net.minecraft.server.NetServerHandler.chat(NetServerHandler.java:903)
        at net.minecraft.server.NetServerHandler.a(NetServerHandler.java:858)
        at net.minecraftserverhook.NetServerHandlerProxy.a(NetServerHandlerProxy.java:124)
        at net.minecraft.server.Packet3Chat.handle(Packet3Chat.java:44)
        at net.minecraft.server.NetworkManager.b(NetworkManager.java:290)
        at net.minecraft.server.NetServerHandler.d(NetServerHandler.java:113)
        at net.minecraft.server.ServerConnection.b(SourceFile:39)
        at net.minecraft.server.DedicatedServerConnection.b(SourceFile:30)
        at net.minecraft.server.MinecraftServer.r(MinecraftServer.java:595)
        at net.minecraft.server.DedicatedServer.r(DedicatedServer.java:222)
        at net.minecraft.server.MinecraftServer.q(MinecraftServer.java:493)
        at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:426)
        at net.minecraft.server.ThreadServerApplication.run(SourceFile:856)
Caused by: java.lang.NullPointerException
        at com.yianni000.ProtectBlock.Friends.addChild(Friends.java:76)
        at com.yianni000.ProtectBlock.ProtectBlock.onCommand(ProtectBlock.java:256)
        at org.bukkit.command.PluginCommand.execute(PluginCommand.java:44)
        ... 16 more