I wanted to switch to Ubuntu so I flashed a USB drive and installed Ubuntu. After installing, the computer asked me to restart, and after restarting I got this error message which I don't really know how to handle. If someone has encountered this before, help would be greatly appreciated.
sd-unmoun[123456]: Failed to unmount /oldroot: Device or resource busysd-unmoun[123457]: Failed to unmount /oldroot/dev: Device or resource busyshutdown[1]: Could not detach loopback /dev/loop0: Device or resource busyshutdown[1]: Failed to finalize file systems: loop devices, ignoring.