I have had this issue for a long time too. I can't seem to find what is the trigger for the bug, but I get it frequently.
I am on Ubuntu 14.04, with NVIDIA proprietary drivers. ** Summary changed: - imagemagick import doesn't grab the visible screeen + imagemagick import doesn't grab the visible screen -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1083128 Title: imagemagick import doesn't grab the visible screen To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/imagemagick/+bug/1083128/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs