Could you try selecting the ‘Advanced’ option in the menus and then choose either Debian 11 or Ubuntu? This might help to determine if the issue is specific to Debian 12.2. Additionally, could you let me know which version of Proxmox you are currently using? Knowing the version could be crucial in diagnosing the problem. Lastly, have you been regularly running updates on your system? Keeping your system updated can sometimes resolve compatibility issues.