Hallo, I can reproduce it mostly of the times I tried in double upper bar (eg: nautilus, gedit...) and not in single (eg. FireFox , LibreOffice) when windowed. Reassigning to compiz
** Tags added: utopic vivid wily ** Package changed: unity (Ubuntu) => compiz (Ubuntu) ** Project changed: unity => compiz-core-ubuntu ** Changed in: compiz (Ubuntu) Status: New => Confirmed ** Changed in: compiz (Ubuntu) Importance: Undecided => Low -- You received this bug notification because you are a member of DX Packages, which is subscribed to unity in Ubuntu. Matching subscriptions: dx-packages https://bugs.launchpad.net/bugs/1485107 Title: white flickering line when open nautilus app 14.04 and 15.04 Status in Compiz Core Ubuntu: New Status in compiz package in Ubuntu: Confirmed Bug description: When minimize a window and open again a white flickering line shows up. I've made a video that illustrates this bug perfectly - https://youtu.be/yMj0JYQ3zZs True for 14.04 32 bit and 15.04 64 bit. To manage notifications about this bug go to: https://bugs.launchpad.net/compiz-core-ubuntu/+bug/1485107/+subscriptions -- Mailing list: https://launchpad.net/~dx-packages Post to : dx-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~dx-packages More help : https://help.launchpad.net/ListHelp