If your desktop is larger than GL_MAX_TEXTURE_SIZE (sounds unlikely) then you need to have the "Copy to texture" plugin enabled in Compiz to work around that (if I recall correctly). Although your max texture size is likely quite large enough and that plugin was enabled by default in Unity7 last I checked...
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1459613 Title: connecting 2x 4k screens on a Dell XPS12 (9Q33): compiz crashed with SIGSEGV in GLTexture::matrix() To manage notifications about this bug go to: https://bugs.launchpad.net/compiz/+bug/1459613/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs