Emerge mozilla-firefox with use flag "mozcalendar". Run Firefox from a console.
Open Tools > Calendar and an error message will appear: *** Failed to load
overlay chrome://communicator/content/utilityOverlay.xul. Close calendar and
Steps to Reproduce:
1. Run USE="mozcalendar" emerge mozilla-firefox
2. Run Firefox; open Calendar from the Tools menu
3. Close calendar.
Firefox should at least still run :-)
Firefox 1.0.6 from portage
Theme plastikfox crystal 0.8 (added from Mozilla.org extension web site)
French language pack 1.0.4 extension
System locale fr_BE.UTF-8
Under Thunderbird, I get the same results. Closing the calendar segfaults
Thunderbird. Also, the calendar appears to be non-functional when it is
displayed. The calendar allows change of days, but none of the other buttons
work, and adding new things in not possible.
calender function is being removed from firefox/thunderbird.
As Jory points out... the latest versions of Firefox do not implement a 'mozcalendar' USE flag, nor does Firefox 1.0.6 exist in the tree anymore.
If you're looking for a calendar extension for Firefox, have a look at the Calendar Project: http://www.mozilla.org/projects/calendar/
Since support for the calendar has been removed, I'll mark this RESOLVED::WONTFIX.
I'm fine with that.