Thanks, the fix is in the current version which has been uploaded to the newest Ubuntu serie
https://launchpad.net/ubuntu/+source/gtk+3.0/3.24.23-1ubuntu1 ** Changed in: gtk+3.0 (Ubuntu) Importance: Undecided => Low ** Changed in: gtk+3.0 (Ubuntu) Status: New => Fix Released -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to gtk+3.0 in Ubuntu. https://bugs.launchpad.net/bugs/1894737 Title: gtkglarea not working on software renderers Status in gtk+3.0 package in Ubuntu: Fix Released Bug description: to reproduce: install gtk-3-examples on a system with software rendering, like virtualbox. run gtk3-demo --run=glarea observe black boxes. I fixed it upstream with this commit: https://gitlab.gnome.org/GNOME/gtk/-/commit/69334021a22a79f5fddb30f0872fcf3fc6bc1cf0 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gtk+3.0/+bug/1894737/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp