Description: Unexpected error

java.lang.IllegalArgumentException: Could not get provider type for dimension 12, does not exist
        at net.minecraftforge.common.DimensionManager.getProviderType(DimensionManager.java:148)
        at net.minecraftforge.common.DimensionManager.createProviderFor(DimensionManager.java:302)
        at net.minecraft.world.WorldProvider.func_76570_a(WorldProvider.java:160)
        at net.minecraft.client.multiplayer.WorldClient.<init>(WorldClient.java:54)
        at net.minecraft.client.network.NetHandlerPlayClient.func_147282_a(NetHandlerPlayClient.java:238)
        at net.minecraft.network.play.server.S01PacketJoinGame.func_148833_a(SourceFile:70)
        at net.minecraft.network.play.server.S01PacketJoinGame.func_148833_a(SourceFile:13)
        at net.minecraft.network.NetworkManager.func_74428_b(NetworkManager.java:212)
        at net.minecraft.client.multiplayer.PlayerControllerMP.func_78765_e(PlayerControllerMP.java:273)
        at net.minecraft.client.Minecraft.func_71407_l(Minecraft.java:1602)
        at net.minecraft.client.Minecraft.func_71411_J(Minecraft.java:973)
        at net.minecraft.client.Minecraft.func_99999_d(Minecraft.java:898)
        at net.minecraft.client.main.Main.main(SourceFile:148)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
        at java.lang.reflect.Method.invoke(Unknown Source)
        at net.minecraft.launchwrapper.Launch.launch(Launch.java:135)
        at net.minecraft.launchwrapper.Launch.main(Launch.java:28)


A detailed walkthrough of the error, its code path and all known details is as follows:
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-- Head --
Stacktrace:
        at net.minecraftforge.common.DimensionManager.getProviderType(DimensionManager.java:148)
        at net.minecraftforge.common.DimensionManager.createProviderFor(DimensionManager.java:302)
        at net.minecraft.world.WorldProvider.func_76570_a(WorldProvider.java:160)
        at net.minecraft.client.multiplayer.WorldClient.<init>(WorldClient.java:54)
        at net.minecraft.client.network.NetHandlerPlayClient.func_147282_a(NetHandlerPlayClient.java:238)
        at net.minecraft.network.play.server.S01PacketJoinGame.func_148833_a(SourceFile:70)
        at net.minecraft.network.play.server.S01PacketJoinGame.func_148833_a(SourceFile:13)
        at net.minecraft.network.NetworkManager.func_74428_b(NetworkManager.java:212)
        at net.minecraft.client.multiplayer.PlayerControllerMP.func_78765_e(PlayerControllerMP.java:273)

求大佬来帮助！！！

bc跨服的时候所在的世界必须为主世界，否则就会崩溃（特性）
可以使用这个插件将出生点设置在主城
[综合|基础]TpLogin —— 固定登录地点最新版本[1.8-1.10]
https://www.mcbbs.net/thread-646486-1-1.html
(出处: Minecraft(我的世界)中文论坛)

可我已经安装这个插件了

设置过了么

设置过了