Microsoft KB Archive/827593

= You receive a &quot;The command line argument is not valid&quot; error message when you use the /unregserver command-line switch and the /regserver command-line switch in Outlook 2003 =

Article ID: 827593

Article Last Modified on 9/28/2004

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APPLIES TO


 * Microsoft Office Outlook 2003

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SYMPTOMS
When you use the /unregserver command-line switch and the /regserver command-line switch, you may receive the following error message in Microsoft Office Outlook 2003:

Cannot start Microsoft Office Outlook. The command line argument is not valid. Verify the switch you are using.



CAUSE
This behavior occurs because both the /unregserver command-line switch and the /regserver command-line switch are no longer valid in Outlook 2003.



STATUS
This behavior is by design.

Additional query words: Outlook 2003

Keywords: kberrmsg kbprb kbcommandline kbpending KB827593

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