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OL2000: ErrMsg: MAPI32.DLL is Corrupt or the Wrong Version

When starting Microsoft Outlook for the first time you may receive thefollowing error message:
Mapi32.dll is corrupt or the wrong version
Or, when you attempt to export data from Outlook, you may receive the following error messages when you click Finish or when you try to map custom fields:
Outlook caused an invalid page fault in module OLAdd.FAE at <address space>.
OUTLOOK.EXE caused fault #c0000005 in OLADD.FAE at address <address space>.
Quit Outlook, rename Mapi32.dll, and then restart Outlook.
More information

Rename Mapi32.dll

  1. Quit Outlook.
  2. Click Start, point to Find, and then click Files or Folders.
  3. Type Mapi32.dll in the Named box.
  4. In Look In, click to select My Computer, and click Find Now.
  5. Right-click to select Mapi32.dll in the search results list.
  6. Click Rename, type Mapi32.old, and press ENTER to accept the name change. If there are multiple copies of Mapi32.dll in the list, rename each.
  7. Close the Find Files window and start Outlook.
When you start Outlook, it checks for the existence of necessary files. Inthe case of Mapi32.dll, if it is not present at startup, Mapistub.dll isused. If for any reason Mapistub.dll cannot be found, Setup automaticallyattempts to replace both files.

NOTE: When you start Outlook and receive a prompt that files are missing, click "Yes" to allow Windows Installer to replace them.
self-repairing OL2K
Note This is a "FAST PUBLISH" article created directly from within the Microsoft support organization. The information contained herein is provided as-is in response to emerging issues. As a result of the speed in making it available, the materials may include typographical errors and may be revised at any time without notice. See Terms of Use for other considerations.

Article ID: 195752 - Last Review: 06/22/2014 19:23:00 - Revision: 2.0

  • Microsoft Outlook 2000 Standard Edition
  • kberrmsg kbprb KB195752