problem is fixed for me (maybe due to upgrade of vinagre and/or X11 server)
-- scaling a display in vinagre shows a blank white screen when connecting to a dual monitor setup from a single monitor computer https://bugs.launchpad.net/bugs/294879 You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to vinagre in ubuntu. -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs