.Mac Sync, Mac OS X 10.5: Calendar syncing issues

Symptoms

When trying to sync your calendars with .Mac Sync in Mac OS X 10.5, your calendars may not sync (and no alert appears), or you may see the following alert:

"Calendars could not be synced due to inconsistent data. Confirm that your computer's data is valid, then reset Calendars on .Mac in System Preferences."

Products Affected

.Mac, Mac OS X 10.5

Resolution

  1. Download and install the Mac OS X 10.5.2 Update, or later.
  2. Try syncing.
  3. If the issue persists, from the computer with the most up-to-date calendar information, reset .Mac Sync.
  4. Try syncing.
  5. If the issue persists after resetting Calendar sync data, you may need to reset sync history.  You may need to repeat this step on each computer.
  6. Try syncing.
  7. If the issue persists contact .Mac Support.
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