MobileMe: Backup - Restoring Mac OS X 10.4 contacts and calendars in Mac OS X 10.5 Leopard

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Note: If you have already added new contacts or calendars after upgrading to Mac OS X 10.5, you should export your data to  ".vcard" (Address Book) and/or ".ics" (iCal) files prior to attempting the troubleshooting steps below. You can then import your data back into Address Book and/or iCal after restoring your data. Not backing up your data properly or following these instructions may result in data loss.

To restore your contacts and/or calendars, do the following:

Contacts

You can avoid this issue by restoring your contacts via Backup before opening Address Book in Mac OS X 10.5.

If you've already opened Address Book prior to restoring from Backup, follow the steps below:

1. Quit Address Book if it's running.
2. In the Finder, choose Home from the Go menu.
3. Open the Library folder.
4. Open the Application Support folder.
5. Locate the Address Book folder, then move it to your desktop.
6. Restore your Contacts using Backup.
7. Open Address Book.

After confirming your contacts have been restored, you can delete the Address Book folder on your desktop.

Calendars

1. Quit iCal if it's running.
2. In the Finder, choose Home from the Go menu.
3. Open the Library folder.
4. Locate the Calendars folder, then move it to your desktop.
5. In the Library folder, open the Application Support folder.
6. Locate the iCal folder, and move it to your desktop.
7. Restore your Calendars using Backup.
8. Open iCal.

After confirming your calendars have been restored, you can delete the Calendars and iCal folders on your desktop.