When I close the raum plugin, my Ableton Live crash... I have the Macbook air m1...how can I fix this issue?
What version of Ableton are you using ? Are you running Ableton in Rosetta mode ? How to Open Your DAW Using Rosetta Raum is not yet natively compatible with M1, that could explain the crash.
Also check that Ableton has Full Disk Access: How to Enable Full Disk Access on macOS