RedstoneHUD Posted September 13, 2018 Share Posted September 13, 2018 Happened on my modded game when I updated Forge via the Curse Client. Attempted to reproduce using only LiteLoader and Forge successfully. Full log: https://pastebin.com/KKSceydn The important bit: Spoiler [00:45:35] [main/ERROR]: Unable to launch java.lang.reflect.InvocationTargetException: null at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:1.8.0_51] at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) ~[?:1.8.0_51] at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:1.8.0_51] at java.lang.reflect.Method.invoke(Method.java:497) ~[?:1.8.0_51] at net.minecraft.launchwrapper.Launch.launch(Launch.java:135) [launchwrapper-1.12.jar:?] at net.minecraft.launchwrapper.Launch.main(Launch.java:28) [launchwrapper-1.12.jar:?] Caused by: joptsimple.MultipleArgumentsForOptionException: Found multiple arguments for option width, but you asked for only one at joptsimple.OptionSet.valueOf(OptionSet.java:179) ~[OptionSet.class:?] at net.minecraft.client.main.Main.main(SourceFile:81) ~[Main.class:?] ... 6 more Note that Forge version 14.23.4.2759 is compatible. Quote Link to comment Share on other sites More sharing options...
quadraxis Posted September 13, 2018 Share Posted September 13, 2018 See the existing thread. Quote Link to comment Share on other sites More sharing options...
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