Below are the links to download 0.40.3. Could you please let me know if the problem is fixed after downgrading? Could you also send more details about the problem — do you see any logs in the Output tab for example?
Windows: https://downloader.cursor.sh/builds/240829epqamqp7h/windows/nsis/x64
Linux: https://downloader.cursor.sh/builds/240829epqamqp7h/linux/appImage/x64
MacOS Apple Silicon: https://downloader.cursor.sh/builds/240829epqamqp7h/mac/dmg/arm64
MacOS Intel: https://downloader.cursor.sh/builds/240829epqamqp7h/mac/dmg/x64