Issue root cause is destruction of overlayed window's pixbuf before hiding it. Attached patched correct the behavior hiding the animation window before destroying its content.
** Patch added: "90-remove_artifact_on_icon_animation.patch" https://bugs.launchpad.net/ubuntu/+source/gnome-panel/+bug/1080375/+attachment/3437685/+files/90-remove_artifact_on_icon_animation.patch -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to gnome-panel in Ubuntu. https://bugs.launchpad.net/bugs/1080375 Title: launcher icon animation end with a dirty black artifact Status in “gnome-panel” package in Ubuntu: New Bug description: While launching an application, the icon animation (zoom & transparency) end with a black transient frame. See video attached which highlight this "black frame" artifact. Observed on gnome-panel version 3.4.1 with compositing window manager. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-panel/+bug/1080375/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : desktop-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp
