It suspiciously seems to attempt the same refresh rate for both of your monitors, and guess where you'd have picture by default.. On the one that is out of range.
** Changed in: xserver-xorg-driver-ati (Ubuntu) Sourcepackagename: None => xserver-xorg-driver-ati -- "No Signal" Integrated ATI Radeon 7000 graphic core with Acer AL1916W https://bugs.launchpad.net/bugs/222544 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs