Sky Factory 4 commands not working

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1st Official Post

    I started a Sky Factory 4 server, but some of the commands aren't working. Simple commands like /help don't even work in the console. I am an OP and I can use /gamemode commands in game but no other commands. Please help. Thanks.

    Here is the log if it is useful to anyone:


    [22:20:58] [Server thread/WARN] [net.minecraft.command.CommandHandler]: Couldn't process command: help
    7027 java.lang.IllegalArgumentException: Comparison method violates its general contract!
    7028 at java.util.ComparableTimSort.mergeHi(ComparableTimSort.java:866) ~[?:1.8.0_202]
    7029 at java.util.ComparableTimSort.mergeAt(ComparableTimSort.java:483) ~[?:1.8.0_202]
    7030 at java.util.ComparableTimSort.mergeForceCollapse(ComparableTimSort.java:422) ~[?:1.8.0_202]
    7031 at java.util.ComparableTimSort.sort(ComparableTimSort.java:222) ~[?:1.8.0_202]
    7032 at java.util.Arrays.sort(Arrays.java:1312) ~[?:1.8.0_202]
    7033 at java.util.Arrays.sort(Arrays.java:1506) ~[?:1.8.0_202]
    7034 at java.util.ArrayList.sort(ArrayList.java:1462) ~[?:1.8.0_202]
    7035 at java.util.Collections.sort(Collections.java:141) ~[?:1.8.0_202]
    7036 at net.minecraft.command.CommandHelp.func_184900_a(SourceFile:116) ~[cn.class:?]
    7037 at net.minecraft.command.CommandHelp.func_184881_a(SourceFile:71) ~[cn.class:?]
    7038 at net.minecraft.command.CommandHandler.func_175786_a(CommandHandler.java:119) [bj.class:?]
    7039 at net.minecraft.command.CommandHandler.func_71556_a(CommandHandler.java:91) [bj.class:?]
    7040 at net.minecraft.server.dedicated.DedicatedServer.func_71333_ah(DedicatedServer.java:433) [nz.class:?]
    7041 at net.minecraft.server.dedicated.DedicatedServer.func_71190_q(DedicatedServer.java:398) [nz.class:?]
    7042 at net.minecraft.server.MinecraftServer.func_71217_p(MinecraftServer.java:668) [MinecraftServer.class:?]
    7043 at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:526) [MinecraftServer.class:?]
    7044 at java.lang.Thread.run(Thread.java:748) [?:1.8.0_202]

  • Roman

    Closed the thread.