Model errors need help please!

Hello everybody, i’m in need in help, what is happening is that people keep telling me they see errors from custom models for only jobs, I did some research and it says tutorials on gmad extractor but they never work because the gmad extractor is outdated and i ask friends but they don’t know so can anybody please help me please, this is the last error i need to fix until release. This was an issue for a long time on my server. anybody please D;

any tutorials or explanations explaining why this is occurring will be the best, thanks :smiley: <3