This is a bug in GtkStatusIcon, not in Skype. Here is the patch for gtk+3.0: https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=910635#26
** Bug watch added: Debian Bug tracker #910635 https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=910635 ** Also affects: gtk+3.0 (Debian) via https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=910635 Importance: Unknown Status: Unknown ** Also affects: gtk+3.0 (Ubuntu) Importance: Undecided Status: New -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to gtk+3.0 in Ubuntu. https://bugs.launchpad.net/bugs/1773682 Title: Skype notification area icon corrupted Status in Ubuntu MATE: Invalid Status in gtk+3.0 package in Ubuntu: New Status in gtk+3.0 package in Debian: Unknown Bug description: System Version: Ubuntu MATE 18.04 Package: mate-panel 1.20.1-3ubuntu1 How to reproduce: - log in with new user profile - install Skype from Software Boutique - launch Skype => icon in nofitication area is corrupted (see screenshot) This is already noticeable on default panel size, enlarging the panel makes it even more obvious with lots of duplicate Skype icons appearing. This bug does not appear on the GTK2-based Ubuntu MATE 16.04 running the exact same Skype version. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu-mate/+bug/1773682/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : [email protected] Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp

