The answer lies in the second part error you posted. You are using an outdated version (v1.20 seems to be the newest) which is incompatible with Gradle 5.0 (version you are using). When you load the mod (the default one in v1.12.2) it will crash...
This is an impossible question for anyone but you to answer right now. When you post a question, you have to ask yourself, "if I cannot see my code, would there be enough detail and information for me to be able to answer the question?" Provide...
This isn't a software development problem we can help with - you need to talk to the author of the mod as only they will have any idea what it does or how it does it. Sorry, but we can't help you with this.
When I start the default forge 1.12.2 minecraft mod using [runClient] in itellji I get this crash: Note this is the mdk from Downloads for Minecraft Forge for Minecraft 1.12.2[^] Time: 7/12/23 9:43 PM Description: There was a severe problem...
Mocking the inner methods didn't work, while calling original method inner methods are being called irrespective of mock What I have tried: I have one method and that has 2 inner methods that are being called based on condition. The inner...