Well, have you tried just leaving the space there, without quotes or escaping of any kind? This is an XML file after all, so it's already "escaped".
I've created the attached file, and it works for me. ** Attachment added: "background.xml" https://bugs.launchpad.net/ubuntu/+bug/807352/+attachment/2225137/+files/background.xml ** Changed in: ubuntu Status: New => Incomplete -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/807352 Title: Does not display wallpaper in slideshow if path contains space To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+bug/807352/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs