When Launched from the newer launcher with a larger resolution setting (1920x1080), the game will immediately crash.
This was found at the end of launcher_log
[1029/163952:INFO:GameCallbacks.cpp(178)] launcher/launcher (main) info Process closed with exit code 1
[1029/163952:INFO:GameCallbacks.cpp(178)] launcher/launcher (main) info Exception in thread "main" joptsimple.OptionArgumentConversionException: Cannot parse argument '--height' of option width
at joptsimple.AbstractOptionSpec.convertWith(AbstractOptionSpec.java:92)
at joptsimple.ArgumentAcceptingOptionSpec.convert(ArgumentAcceptingOptionSpec.java:277)
at joptsimple.OptionSet.valuesOf(OptionSet.java:223)
at joptsimple.OptionSet.valueOf(OptionSet.java:172)
at net.minecraft.client.main.Main.main(SourceFile:90)
Caused by: joptsimple.internal.ReflectionException: java.lang.NumberFormatException: For input string: "--height"
at joptsimple.internal.Reflection.reflectionException(Reflection.java:136)
at joptsimple.internal.Reflection.invoke(Reflection.java:118)
at joptsimple.internal.MethodInvokingValueConverter.convert(MethodInvokingValueConverter.java:48)
at joptsimple.internal.Reflection.convertWith(Reflection.java:124)
at joptsimple.AbstractOptionSpec.convertWith(AbstractOptionSpec.java:90)
... 4 more
Caused by: java.lang.NumberFormatException: For input string: "--height"
at java.lang.NumberFormatException.forInputString(NumberFormatException.java:65)
at java.lang.Integer.parseInt(Integer.java:580)
at java.lang.Integer.valueOf(Integer.java:766)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:483)
at joptsimple.internal.Reflection.invoke(Reflection.java:116)
... 7 more
This issue has only started since 17w43a, as 1.12.2 works fine with the launched resolution settings.
Related issues
Comments

Duplicate of MC-121285, please use the search function before reporting.