Exception has occurred: java.lang.RuntimeException "java.lang.RuntimeException: Mixin transformation of net.minecraft.client.main.Main failed" #149 ...

[READ] Step 1: Are you in the right place? Issues filed here should be about bugs in the code in this repository. If you have a general question, need help debugging, or fall into some other category ...

Includes RuntimeException: Does not include RuntimeException: Handling: Exception handling semantics are not required: Must be handled in a try-and-catch block, or be thrown by the invoking method: ...