Updating packages has not solved this problem for me. lightdm just goes <defunct>. Rebooted and tried to log on with guest account -> hanged again. Rebooted again, and now I was successfully logged in with my own user account.
Updating packages has not solved this problem for me. lightdm just goes <defunct>. Rebooted and tried to log on with guest account -> hanged again. Rebooted again, and now I was successfully logged in with my own user account.