Comment #5 works also for me with both server and client running Ubuntu 12.04. Without that directive it seems there's some privileges problems with the nobody user (the default bad-user mapping)
Excerpt from server's smb.conf: [global] map to guest = bad user ########## Printing ########## load printers = yes printing = cups printcap name = cups use client driver = yes [printers] comment = All Printers browseable = no path = /var/spool/samba printable = yes public = yes guest ok = yes read only = yes create mask = 0700 -- You received this bug notification because you are a member of Ubuntu Server Team, which is subscribed to samba in Ubuntu. https://bugs.launchpad.net/bugs/990388 Title: acces denied samba printer shares after upgrade precise To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/cups/+bug/990388/+subscriptions -- Ubuntu-server-bugs mailing list Ubuntu-server-bugs@lists.ubuntu.com Modify settings or unsubscribe at: https://lists.ubuntu.com/mailman/listinfo/ubuntu-server-bugs