My Minecraft (Version 1.15.2) Crashes when i use Create v0.3 IWth this error

The game crashed whilst initializing game
Error: java.lang.RuntimeException: java.lang.reflect.InvocationTargetException
Exit Code: -1

What must i do?

This issue has been marked as stale because it has been inactive for 3 weeks. It will be closed if it remains inactive for another 3 weeks.

This issue has been closed since it has been inactive for 3 weeks since it was marked as stale.