cat 1.12.2 bb'k

[14:46:56] [main/ERROR]: Unable to launch
java.lang.NullPointerException: null
        at i18nupdatemod.launchwrapper.LaunchWrapperTweaker.acceptOptions(LaunchWrapperTweaker.java:17) ~[I18nUpdateMod-3.4.2-all.jar:?]
        at net.minecraft.launchwrapper.Launch.launch(Launch.java:114) [launchwrapper-1.12.jar:?]
        at net.minecraft.launchwrapper.Launch.main(Launch.java:28) [launchwrapper-1.12.jar:?]
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:1.8.0_301]
        at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) ~[?:1.8.0_301]
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:1.8.0_301]
        at java.lang.reflect.Method.invoke(Method.java:498) ~[?:1.8.0_301]
        at net.minecraftforge.fml.relauncher.ServerLaunchWrapper.run(ServerLaunchWrapper.java:62) [CatServer-ab28211f-universal.jar:git-CatServer-1.12.2-ab28211f]
        at net.minecraftforge.fml.relauncher.ServerLaunchWrapper.main(ServerLaunchWrapper.java:31) [CatServer-ab28211f-universal.jar:git-CatServer-1.12.2-ab28211f]
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:1.8.0_301]
        at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) ~[?:1.8.0_301]
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:1.8.0_301]
        at java.lang.reflect.Method.invoke(Method.java:498) ~[?:1.8.0_301]
        at catserver.server.CatServerLaunch.main(CatServerLaunch.java:17) [CatServer-ab28211f-universal.jar:git-CatServer-1.12.2-ab28211f]

加载到i18nupdatemod.launchwrapper.LaunchWrapperTweaker时发生问题，把i18ban了试试