You receive a "The command line argument is not valid" error message when you use the /unregserver command-line switch and the /regserver command-line switch in Outlook 2003 (827593)


The information in this article applies to:

  • Microsoft Office Outlook 2003

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This behavior occurs because both the /unregserver command-line switch and the /regserver command-line switch are no longer valid in Outlook 2003.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.
Modification Type:MinorLast Reviewed:9/28/2004
Keywords:kbCommandLine kbpending kberrmsg kbprb KB827593 kbAudEndUser
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