Microsoft KB Archive/329929

= &quot;Microsoft Outlook cannot install the necessary files due to Windows Installer error 1605&quot; error message when you start Outlook 2002 =

Article ID: 329929

Article Last Modified on 1/7/2006

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APPLIES TO


 * Microsoft Outlook 2002 Standard Edition

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This article was previously published under Q329929



IMPORTANT: This article contains information about modifying the registry. Before you modify the registry, make sure to back it up and make sure that you understand how to restore the registry if a problem occurs. For information about how to back up, restore, and edit the registry, click the following article number to view the article in the Microsoft Knowledge Base:

256986 Description of the Microsoft Windows Registry



SYMPTOMS
When you start Outlook 2002, you may receive the following error message:

Microsoft Outlook cannot run the add-in. Microsoft Outlook cannot install the necessary files due to Windows Installer error 1605.

If you start Outlook in Safe Mode (by using the /safe command-line switch), you still receive the error message.

For additional information about a similar issue that has a different cause, click the article number below to view the article in the Microsoft Knowledge Base:

315044 OL2002: Windows Installer 1605 Error Message Appears When You Start Outlook 2002



CAUSE
This issue may occur if your installation of Outlook has become corrupted.



RESOLUTION
Before you continue with these steps, see the following article in the Microsoft Knowledge Base to confirm the cause of this issue:

315044 OL2002: Windows Installer 1605 Error Message Appears When You Start Outlook 2002

To resolve this issue, follow these steps:

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

Step 1 - Remove Outlook
To remove Outlook, follow these steps:
 * 1) Close all Microsoft Office programs, and turn off any antivirus software.
 * 2) Click Start, and then click Control Panel.
 * 3) Click Add or Remove Programs, and then do either of the following:
 * 4) * If you have Outlook installed without Microsoft Office, click to select Microsoft Outlook 2002, and then click Change.

-or-
 * 1) * If you have Outlook installed as part of Microsoft Office, click to select Microsoft Office XP, and then click Change.
 * 2) Click Add or Remove Features, and then click Next.
 * 3) Click the icon to the left of Microsoft Outlook for Windows, and then click Not Available.
 * 4) Click Update, and then follow the remaining steps to remove Outlook.

Step 2 - Rename Outlook Files
 Click Start, click Search, and then click All files and folders. In the All or part of file name box, type outl*.dll . In the Look in box, click Local Hard Drives. Click Search Now.

The Search should find the following files:

C:\Program Files\Microsoft Office\Office10\Addins\OUTLVBA.DLL

C:\Program Files\Microsoft Office\Office10\1033\OUTLCMR.DLL

C:\Program Files\Microsoft Office\Office10\1033\OUTLLIBR.DLL

C:\Program Files\Microsoft Office\Office10\1033\OUTLWVW.DLL

C:\Program Files\Microsoft Office\Office10\Outlwab.dll

C:\Program Files\Microsoft Office\Office10\Outlacct.dll

C:\Program Files\Microsoft Office\Office10\Outlas.dll

C:\Program Files\Microsoft Office\Office10\Outlcm.dll

C:\Program Files\Microsoft Office\Office10\Outlctl.dll

C:\Program Files\Microsoft Office\Office10\Outllib.dll

C:\Program Files\Microsoft Office\Office10\Outlmime.dll

C:\Program Files\Microsoft Office\Office10\Outlph.dll

C:\Program Files\Microsoft Office\Office10\Outlrpc.dll

C:\Program Files\Microsoft Office\Office10\Outlvbs.dll

 Right-click each file, click Rename, rename the file, and then press ENTER. For example, rename the files as follows:

Outlvba.old

Outlcmr.old

Outllibr.old

Outlwvw.old

Outlwab.old

Outlacct.old

Outlas.old

Outlcm.old

Outlctl.old

Outllib.old

Outlmime.old

Outlph.old

Outlrpc.old

Outlvbs.old

 Repeat steps 1 through 5 to rename additional Outlook files. Use the Search feature to search for and then rename all the following:

Mapisvc.inf

Outlook.exe

Ems*.*

Extend.dat

Outcmd.dat

Frmcache.dat

For example, to rename all these files, follow these steps: <ol style="list-style-type: lower-alpha;"> In the Search for files or folders named box, type mapisvc.inf, and then rename the following file that is found:

C:\Program Files\Common Files\System\Mapi\1033\Mapisvc.inf

</li> In the Search for files or folders named box, type outlook.exe, and then rename the following file that is found:

C:\Program Files\Microsoft Office\Office10\Outlook.exe

</li> In the Search for files or folders named box, type ems*.*, and then rename the following files that are found:

C:\Program Files\Common Files\System\Mapi\1033\Emsabp32.dll

C:\Program Files\Common Files\System\Mapi\1033\Emsmdb32.dll

C:\Program Files\Common Files\System\Mapi\1033\Emsui32.dll

</li> In the Search for files or folders named box, type extend.dat, and then rename the following files that are found:

C:\Documents and Settings\username\Local Settings\Application Data\Microsoft\Outlook\Extend.dat

</li> In the Search for files or folders named box, type outcmd.dat, and then rename the following file that is found:

C:\Documents and Settings\username\Application Data\Microsoft\Outlook\Outcmd.dat

</li> In the Search for files or folders named box, type frmcache.dat, and then rename the following file that is found:

C:\Documents and Settings\username\Local Settings\Application Data\Microsoft\FORMS\Frmcache.dat

</li></ol> </li></ol>

Step 3 - Remove Outlook Registry Keys
WARNING: If you use Registry Editor incorrectly, you may cause serious problems that may require you to reinstall your operating system. Microsoft cannot guarantee that you can solve problems that result from using Registry Editor incorrectly. Use Registry Editor at your own risk.

NOTE: Back up your registry before you follow these steps. <ol> Click Start, and then click Run.</li> In the Open box, type regedit, and then press ENTER.</li> Locate and then click the following key in the registry:

</li> On the Edit menu, click Delete, and then click OK when the following confirmation message appears:

Confirm Key Delete

Are you sure you want to delete this key and all of its subkeys?

</li> Locate and then click the following key in the registry:

</li> On the Edit menu, click Delete, and then click OK when the confirmation message appears.</li> Locate and then click the following key in the registry:

</li> On the Edit menu, click Delete, and then click OK when the confirmation message appears.</li> Locate and then click the following key in the registry:

</li> <li>On the Edit menu, click Delete, and then click OK when the confirmation message appears.</li> <li>Quit Registry Editor, and then restart the computer.</li></ol>

STEP 4 - Reinstall Outlook
To install Outlook, follow these steps:
 * 1) Click Start, and then click Control Panel.
 * 2) Click Add or Remove Programs, and then do either of the following:
 * 3) * If you have Outlook installed without Microsoft Office, click to select Microsoft Outlook 2002, and then click Change.

-or-
 * 1) * If you have Outlook installed as part of Microsoft Office, click to select Microsoft Office XP, and then click Change.
 * 2) Click Add or Remove Features, and then click Next.
 * 3) Click the icon to the left of Microsoft Outlook for Windows, and then click Run all from My Computer.
 * 4) Click Update, and then follow the remaining steps to install Outlook.

Keywords: kberrmsg kbregistry kbprb KB329929

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