Thomas Schmitt wrote: > > $ mount | fgrep /dev/sr0 > > /dev/sr0 on /media/ddval/ISOIMAGE type iso9660 (ro,nosuid,nodev,relatime, > > nojoliet,check=s,map=n, blocksize=2048,uid=1000,gid=1000,dmode=500, > > fmode=400,uhelper=udisks2) > > $ sudo umount /dev/sr0 > > umount: /dev/sr0: not mounted Try instead: sudo umount /media/ddval/ISOIMAGE Best regards, Klaus. -- Klaus Singvogel GnuPG-Key-ID: 1024R/5068792D 1994-06-27