14:59:10 [SEVERE] Permission node 'lwc.protect' in server config is invalid
java.lang.IllegalArgumentException: The permission lwc.protect is already defined!
        at org.bukkit.plugin.SimplePluginManager.addPermission(SimplePluginManager.java:423)
        at org.bukkit.craftbukkit.CraftServer.loadCustomPermissions(CraftServer.java:445)
        at org.bukkit.craftbukkit.CraftServer.enablePlugins(CraftServer.java:159)
        at net.minecraft.server.MinecraftServer.e(MinecraftServer.java:286)
        at net.minecraft.server.MinecraftServer.a(MinecraftServer.java:273)
        at net.minecraft.server.MinecraftServer.init(MinecraftServer.java:149)
        at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:337)
        at net.minecraft.server.ThreadServerApplication.run(SourceFile:422)