Problem persists in Ubuntu 16.10. The button *do work* but they do not show up. Clicking on space, where "close" should be, it closes the window. Same for minimize and maximize.
Details: Lenovo Thinkpad P5, with standard kernel 4.8.0-27, dual video: nouveau driver for NVIDIA Corporation GM107GLM [Quadro M1000M] (rev a2) and i915 for Intel HD Graphics 530 (Skylake GT2, rev 06). Build-in : 1920x1080 (native) - scale factor 1,12 External : 1920x1200 (native) - scale factor 1 - plugged on display port. Theme: The default (Ambiance) Workaround worked: compiz --replace & After that, all controls show fine. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1307559 Title: Window decorations not drawn on external monitor To manage notifications about this bug go to: https://bugs.launchpad.net/unity/+bug/1307559/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs