Thanks for your report.
Mixing releases by changing sources.list is not supported nor
recommended. If you want to use the development release you should
upgrade to it using update-manager or do-release-upgrade.
I'm closing this report because it's not a bug with Ubuntu.
** Changed in: evince (Ub
** Attachment added: "AptOrdering.txt"
http://launchpadlibrarian.net/51948637/AptOrdering.txt
** Attachment added: "Df.txt"
http://launchpadlibrarian.net/51948638/Df.txt
** Attachment added: "Dmesg.txt"
http://launchpadlibrarian.net/51948639/Dmesg.txt
** Attachment added: "DpkgTerminal