*** This bug is a duplicate of bug 1627564 ***
https://bugs.launchpad.net/bugs/1627564
** This bug has been marked a duplicate of bug 1627564
Crash due to assertion failure in ensure_surface_for_gicon
[gtkiconhelper.c:493] (when png loader is missing/during upgrades)
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You received
I submitted an error about this crash which is in the above errors
bucket but looking at the date for the crash it is from before I
upgraded to 18.04, I only noticed and reported the crash after
upgrading. Here's the error I submitted: