Cause:
Admin password on the Administrative group (In Exchange) needs changing to the correct domain admin password.

NOTE only happens if you have an Active Directory Connector installed.

Fix:

1. Start > All Programs > Microsoft Exchange > Exchange System Manager.
2. Administrative Groups > First Administrative Group*
3. Right click on First Administrative Group* folder >Properties.
4. Your going to see an Exchange Service Account (Administrator usually) .
5. Click MODIFY.
6. Type in the admin password and verify.
7. Click OK > OK, close System Manager.
8. Restart Exchange services.

*Note your Exchange or may have a different group named depending on how it was set up .

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