Error unmounting /dev/sdb1: Command-line `umount  "/media/leandro/UBUNTU"' exited with non-zero exit status 32: umount: /media/leandro/UBUNTU: target is busy
        (In some cases useful info about processes that
         use the device is found by lsof(8) or fuser(1).)
 (udisks-error-quark, 14)