Public bug reported: It happens when try to open any ComboBox or a CellRendererCombo:
Gdk-CRITICAL **: gdk_window_get_window_type: assertion 'GDK_IS_WINDOW (window)' failed ** Affects: gtk Importance: Unknown Status: Unknown ** Affects: gtk+3.0 (Ubuntu) Importance: Undecided Status: Confirmed ** Affects: gtk+3.0 (Debian) Importance: Unknown Status: Unknown -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1647174 Title: opening menu for certain types of GtkComboBox causes Gdk-CRITICAL assertion 'GDK_IS_WINDOW (window)' failed To manage notifications about this bug go to: https://bugs.launchpad.net/gtk/+bug/1647174/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs