Thanks for the command, its output lead me to have a look into /etc/fstab and delete the entry for sdb1 ->solved! Maybe the reason is I used an USB stick to install the distribution as my notebook has no CDROM.
[EMAIL PROTECTED]:~> gnome-mount -v -b -d /dev/sdb1 gnome-mount 0.8 ** (gnome-mount:8712): DEBUG: Mounting /org/freedesktop/Hal/devices/volume_uuid_459E_D099 Device /dev/sdb1 is in /etc/fstab with mount point "/media/cdrom0" ** Message: /bin/mount said error 8192, stdout='', stderr='mount: wrong fs type, bad option, bad superblock on /dev/sdb1, missing codepage or helper program, or other error Manchmal liefert das Syslog wertvolle Informationen – versuchen Sie dmesg | tail oder so -- Cannot mount volume https://bugs.launchpad.net/bugs/220164 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs