This bug was fixed in the package gtk+3.0 - 3.22.30-1ubuntu3
--------------- gtk+3.0 (3.22.30-1ubuntu3) bionic; urgency=medium
[ Sebastien Bacher ] * d/p/Check-for-NULL-priv-popup_window-in-gtk_combo_box_popdown.patch: - Check for NULL priv->popup_window in gtk_combo_box_popdown() (lp: #1816032)
[ Andrea Azzarone ] * d/p/restore_filechooser_typeaheadfind.patch: - Disable typeahead if in search mode (LP: #1592177)
-- Sebastien Bacher <email address hidden> Tue, 02 Apr 2019 17:30:09 +0200
This bug was fixed in the package gtk+3.0 - 3.22.30-1ubuntu3
---------------
gtk+3.0 (3.22.30-1ubuntu3) bionic; urgency=medium
[ Sebastien Bacher ] for-NULL- priv-popup_ window- in-gtk_ combo_box_ popdown. patch: box_popdown( )
* d/p/Check-
- Check for NULL priv->popup_window in gtk_combo_
(lp: #1816032)
[ Andrea Azzarone ] filechooser_ typeaheadfind. patch:
* d/p/restore_
- Disable typeahead if in search mode (LP: #1592177)
-- Sebastien Bacher <email address hidden> Tue, 02 Apr 2019 17:30:09 +0200