Fix crashes when e_cal_util_get_system_timezone() returns NULL
The return value is nullable so gnome-calendar had better check it.
I assume falling back to UTC is a sane behavior in this case.
Fixes #419 (closed)
The return value is nullable so gnome-calendar had better check it.
I assume falling back to UTC is a sane behavior in this case.
Fixes #419 (closed)