Looks like a mess left behind from a chromium proxy switching extension. resetting autoconfig-url and ignore-hosts fixed it.
[2/9997]rj@wolle:~$ gsettings list-recursively org.gnome.system.proxy org.gnome.system.proxy autoconfig-url 'file:///home/rj/.config/chromium/Default/Extensions/caehdcpeofiiigpdhbabniblemipncjj/1.6.3_0/plugins/SwitchySocks.pac?1301977798505' org.gnome.system.proxy ignore-hosts @as [] org.gnome.system.proxy mode 'none' org.gnome.system.proxy use-same-proxy false org.gnome.system.proxy.ftp host '' org.gnome.system.proxy.ftp port 0 org.gnome.system.proxy.http authentication-password '' org.gnome.system.proxy.http authentication-user '' org.gnome.system.proxy.http enabled false org.gnome.system.proxy.http host '' org.gnome.system.proxy.http port 0 org.gnome.system.proxy.http use-authentication false org.gnome.system.proxy.https host '' org.gnome.system.proxy.https port 0 org.gnome.system.proxy.socks host 'localhost' org.gnome.system.proxy.socks port 1080 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/965885 Title: ubuntuone-control-panel-qt crashed with ValueError in get_proxy_settings(): invalid literal for int() with base 10: '@as []' To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ubuntuone-control-panel/+bug/965885/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs