@David-Healey just fixed it. It now seems to all work like intended. Again thank you so much for your help, I was panicking so much before. I'll now try to get it running in the project where the interface is already designed

@David-Healey OMG you're the goat. Seems to be all working now

https://drive.google.com/drive/folders/1RFkWJsRX0yAoe35eikFDa-9GGy8FkuYe?hl=DE

Those where the samples im testing with currently.