O que significa? que a imagem está corrompida?
Error mounting /dev/loop0p1 at /media/pc/Rosetta Stone V3 - German|Duit : Command-line `mount -t "udf" -o "uhelper=udisks2,nodev,nosuid,uid=1000,gid=1000,iocharset=utf8,umask=0077" "/dev/loop0p1" "/media/pc/Rosetta Stone V3 - German|Duit "' exited with non-zero exit status 32: mount: block device /dev/loop0p1 is write-protected, mounting read-only
mount: wrong fs type, bad option, bad superblock on /dev/loop0p1,
missing codepage or helper program, or other error
In some cases useful info is found in syslog - try
dmesg | tail or so
