Possibly a duplicate of bug #466575. However, when I use smaller non-encrypted USB drives, they don't complain about unmounting. (some are FAT some are ext3 format) Anything that has dm-crypt luks (large or small), gives the error.
Possibly a duplicate of bug #466575.
However, when I use smaller non-encrypted USB drives, they don't complain about unmounting.
(some are FAT some are ext3 format)
Anything that has dm-crypt luks (large or small), gives the error.