Tried re-installing BES, wiping and 're-activating' handheld.
If you're looking for less expensive option, has put together a nice how-to on using the free utility Contacts Sync.
This page from BB tells you which version of matches which version of mapi32 matches which version of Exchange.
Today is a great day for our Doodle users because they’re now able to integrate their Doodle events into and Office 365 calendars.
The phone was set to only retain the last 60 days worth of calendar entries.
Setting the retention setting to "Forever" prevented it from both deleting the old calendar entries in the phone and from deleting the entries in Outlook during the sync operation via the Blackberry Desktop software.