If you are stuck at the Windows login screen and you see an error message The Handle is invalid you need first to ensure that you are using the correct credentials to ...

Recently, whenever I tried to copy files to different disks, an 'invalid file handle' error would come up. It's eerily described at this link ...

Anyone else experience broken files with "invalid file handle" coming up when trying to delete/copy/move them? I did some google searching and found that someone else fixed it with a chkdsk /f /r run.