Updated about 9 years ago by Jon Goldberg
This is documentation for this extension: https://github.com/cividesk/com.cividesk.sync.constantcontact. I'm not getting paid to fix the bugs mentioned here or ensure the accuracy of what I'm saying, but I took these notes and I'm posting them publicly in case anyone else benefits from them.
$last_sync = CRM_Utils_Array::value('last_sync', $settings, '2000-01-01 00:00:00');
to this:
$last_sync = '2000-01-01 00:00:00';