Hey @Amino7996,
Thanks for writing in - if you could, please use the typeform next time, it was created to help diagnose issues while gathering information and it will allow the support team to be able to best assist with your specific issue type. Thank you!
https://account.roon.app/en/contact/new-ts-request
Since your running Sequoia on the Mac, can you please navigate to macOS System Settings > Privacy & Security > Local Network , and make sure Roon is allowed. If it is already enabled, toggle it off and on again. Then reboot your Mac, and see if the same issue persists.