Can't open UE5 because of crash

Hey everyone, I’m running into an issue where the engine won’t start on my project. Unfortunately my last back-up was way too long ago so I really want to solve this.

The error message says:

And after that it shows around 100 times this log:

Does anyone have an idea on I can make this work again? I tried to copy content to another project which breaks a lot of the functionallity etc.

Thanks in advance!