SWSO: Error Message: Unable to Set Default Formats and Patterns (295750)


The information in this article applies to:

  • Microsoft Exchange Server 5.5
  • Microsoft Internet Information Server 3.0
This article was previously published under Q295750

SYMPTOMS

When you try to forward or reply to a message in Microsoft Outlook or when you try to access your Outlook Calendar on a computer that has Internet Information Server (IIS) 3.0 and Exchange Server 5.5 installed, you may receive the following error message:
Unable to set default formats and patterns

CAUSE

This behavior can occur if you installed Outlook on the same computer as Exchange Server 5.5 and IIS 3.0.

RESOLUTION

To resolve this behavior:
  1. Open a Command Prompt window.
  2. Go to the Winnt\System32 folder.
  3. Run the following command:regsvr32 cdo.dll
When you run this command, the Cdo.dll file is registered again.

MORE INFORMATION

For more information about file conflicts between Exchange Server 5.5, IIS 3.0, and Outlook, refer to the Readme.doc file that is located on the Exchange Server 5.5 CD-ROM.
Modification Type:MinorLast Reviewed:4/28/2005
Keywords:kberrmsg kbprb KB295750
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