DMM: Err Msg: "Msexch35.dll Was Unable to Register" During Setup

ID: Q182370

The information in this article applies to:

SYMPTOMS

Near the end of Direct Mail Manager Setup, while your system is being updated, you may receive the following error message: 

   Msexch35.dll was unable to register itself in the system registry.
When you click OK, Setup tells you that: 

   Microsoft Direct Mail Manager Setup was not completed successfully.
Later, if you use Direct Mail Manager to try to submit a mailing service request, you will receive the following error message: 

   Error (30000) - Error in Loading Mapi.dll

   This error occurred when attempting to connect to you mail server.
   Direct Mail Manager requires a MAPI compliant e-mail system for transfer
   of your mailing data to the mailing service.
When you click OK, the following message will appear: 

   If you are not using a MAPI compliant e-mail system, you can manually e-
   mail your contact information (name, phone number, e-mail address),
   document <file name> and data file <file name> to <mail service
   provider>. Refer to help for more information.

CAUSE

This Setup error occurs when you have a version of Mapi.dll in your Windows\System directory that is incompatible with Direct Mail Manager. This can happen when you install a program that replaces the Mapi.dll that was installed by Microsoft Outlook (from the Microsoft Office 97 Small Business Edition CD-ROM).

WORKAROUND

To correct the Direct Mail Manager Setup problem, follow these steps.

NOTE: Because there are several versions of Windows, the following steps may be different on your computer. If they are, please consult your product documentation to complete these steps.

Step 1: Rename Mapi.dll

1. On the Start menu, point to Find and then click Files or Folders.

2. On the Name & Location tab, type Mapi.dll in the Named box.

3. Change the Look In box to drive C: and ensure Include subfolders check 

   box is selected.
4. Click Find Now.

5. With the file selected, click Rename on the File menu.

6. Retype the file name to Mapi.old, and then press ENTER. 

      For example: Mapi.dll should now be renamed to Mapi.old

      NOTE: If multiple Mapi.dll files are found, repeat 5-6 to rename each
      file.
7. On the File menu, click Close.

Step 2: Reinstall Outlook

1. Insert your Microsoft Office 97 Small Business Edition CD-ROM disc into 

   your CD-ROM drive.
2. On the Start menu, point to Settings and then click Control Panel.

3. Double-click the Add/Remove Programs icon.

4. On the Install/Uninstall Tab, select Microsoft Outlook 97 and then click 

   Add/Remove.
5. In Microsoft Outlook 97 Setup, click Reinstall.

6. When Setup states "Microsoft Outlook 97 Setup was completed 

   successfully," click OK.

Step 3: Reinstall Direct Mail Manager

1. Insert your Microsoft Office 97 Small Business Edition CD-ROM disc into 

   your CD-ROM drive.
2. Double-click the My Computer icon on your Windows desktop.

3. Double-click your CD-ROM drive.

4. Double-click the Value Pack folder

5. Double-click the DMM folder.

6. Double-click the Setup.exe file.

7. Click the Reinstall button.

8. When Direct Mail Manager setup has completed successfully, click OK.

STATUS

Microsoft has confirmed this to be a problem in the Microsoft products listed at the beginning of this article.

REFERENCES

For additional information about MAPI, please see the following articles in the Microsoft Knowledge Base: 

   ARTICLE-ID: Q139302
   TITLE     : Installing Novell GroupWise Overwrites Mapi.dll File

   ARTICLE-ID: Q105959
   TITLE     : PC MAPI: MAPI Common Questions and Answers
Additional query words: dmm 
Keywords          : kbdta
Version           : WINDOWS:95,97
Platform          : WINDOWS
Issue type        : kbbug
Solution Type     : kbfix

Last Reviewed: February 11, 1999