But problem is not in sources.list because I tried a lot of sources.lists files and problem is still there! Sometimes it works and sometimes not. It is therible. I would be very appreciate for any help. Thank you
** Attachment added: "my sources.list" http://librarian.launchpad.net/4938259/sources.list -- Invalid package information https://launchpad.net/bugs/48215 -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
