Hi @ralf_groene, I’m Juan from Zwift. Welcome to the Forums! I appreciate you taking the time to post your query here! I understand that dealing with crashes can be quite time-consuming and disrupt your Zwift experience.
I recommend checking this article for more troubleshooting information. The best course of action would be to contact us directly so we can review your in-game logs and address all aspects involved. Feel free to reach out at support@zwift.com for one-on-one assistance.