Englanninkielinen asennusohje täällä:
http://ubuntuforums.org/showthread.php?t=341621Ohje neuvoo kiertämään ongelman näin:
2. To avoid issues with improper ownership of files after installation:
cd ~/cdroot
sudo chown -R root:root *
Tai jos vahinko on päässyt käymään:
8. (If you did not do step 2 or these files still have improper ownership) In a terminal, type: sudo chown root.root ..., where ... is each of the following (this step fixes some ownership problems created by the script):
/etc/
/etc/sane.d
/etc/sane.d/smfp.conf (it is possible you won't see this file until you've tried to print something)
/usr/
/usr/lib
/usr/lib/cups
/usr/lib/cups/backend
/usr/lib/cups/filter
/usr/lib/cups/filter/pscms
/usr/lib/cups/filter/rastertosamsungpcl
/usr/lib/cups/filter/rastertosamsungspl
/usr/lib/cups/filter/rastertosamsungsplc
/usr/lib/sane
/usr/lib/sane/libsane-smfp.so.1.0.1
/usr/lib/libmfp.so.1.0.1