Error Message: The Set of Folders Could Not Be Opened

Last reviewed: March 20, 1998
Article ID: Q172604

The information in this article applies to:

Microsoft Windows 95

SYMPTOMS

When you try to open the Microsoft Exchange Inbox, you may receive the following error message:

   The set of folders could not be opened. An unexpected error occurred. 
   Could not initialize the provider (MSPST.DLL) MAPI 1.0 - 1026 
   (8004010F)

CAUSE

The Mspst32.dll file may be missing or damaged.

RESOLUTION

To resolve this issue, extract a new copy of the Mspst32.dll file from your original Windows 95 disks or CD-ROM to the Windows\System folder.

The Mspst32.dll file is located in the Win95_06.cab cabinet file on the Windows 95 CD-ROM, the Win95_06.cab cabinet file on disk 6 of the original Windows 95 DMF floppy disks, or from the Win95_10.cab cabinet file on disk 10 of the original Windows 95 non-DMF floppy disks.

For information about using the Extract tool, please see the following article in the Microsoft Knowledge Base:

   ARTICLE-ID: Q129605
   TITLE     : How to Extract Original Compressed Windows Files

Additional query words: 95
Keywords : w95exchange win95 kberrmsg kbtool
Version : WINDOWS:95
Platform : WINDOWS
Hardware : x86

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Last reviewed: March 20, 1998
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