When Installing Exchange 2003 SP2 management tools on an Exchange 2003 SP2 mailbox server the following error was experianced.
Setup failed while installing sub-components Exchange System Management Snap-ins with error code 0xC0070002 (please consult the installation logs for a detailed description). You may cancel the installation or try the failed setup again.
After the setup process EventID 1002 was logged from MSExchangeSetup in the Application logs.
Exchange Server component Microsoft Exchange System Mangement Tools failed.
Error: 0xc0070002 - The system cannot find the file specified.
Microsoft has documented two possible causes to this problem here:
This problem can also occur if you try install Exchange 2003 SP2 management tools without Exchange 2003 management tools installed.
1. To resolve this reinstall Exchange 2003 with management tools - hit yes everytime prompted to replace any SP2 files.
2. Reinstall Exchange 2003 SP2 with SP2 management tools.
3. Reinstall SP2 security updates