Outlook 2010 crashes unexpectedly at startup


Symptoms


Microsoft Outlook crashes unexpectedly at startup. If you look in the Event Viewer for the following:

Source: Application Error

EventID: 1000 

 

you will find the event description contains parameters that resemble the following error signatures:

Application Name: Outlook.exe
Application Version: 14.0.4760.1000
Module Name: Kernelbase.dll
Module Version: 6.1.7600.16385
Offset: 0x00009617

Application Name: Outlook.exe
Application Version: 14.0.4760.1000
Module Name: kernel32.dll
Module Version: 5.1.2600.2945
Offset: 0x00012a5b

Cause


This problem occurs if you have an older version of olmapi32.dll or mso.dll on the workstation.

Resolution


Step 1: Remove earlier versions of Outlook

To resolve this problem, remove any earlier Outlook versions from your system. If you have some components of an earlier version of an Office suite installed and you no longer require them, you can remove the Office suite completely. If you do not have Office 2003 or Outlook 2003 installed, proceed with Step 2 below.

To remove only the Outlook component, follow these steps:

For Windows XP

  1. Click Start, click Run, type appwiz.cpl in the Open box, and then press ENTER.
  2. If Outlook was installed as a standalone product, click to select Outlook  from the application list, and then click Remove.
  3. If Outlook was installed as a part of an Office suite, click to select the Office product from the application list, and then click Change. Use the Add or Remove Features option to remove the Outlook application (or set it to "Not Available").

For Windows Vista and Windows 7

  1. Click Start, type programs and features in the Search box, and then press ENTER.
  2. If Outlook was installed as a standalone product, click to select Outlook from the list of installed products. Then, click Uninstall from the bar that displays the available tasks.
  3. If Outlook was installed as a part of an Office suite, click to select the Office product from the list of installed products. Then, click Change from the bar that displays the available tasks. Use the Add or Remove Features option to remove the Outlook application (or set it to "Not Available").

Step 2: Repair Office 2010

To repair Office 2010 on your system, follow these steps:

For Windows XP

  1. Click Start, click Run, type appwiz.cpl in the Open box, and then press ENTER.
  2. Click to select Microsoft Office 2010 from the list, and then click Change.
  3. In the Microsoft Office setup dialog that appears, choose Repair, then click Continue.

For Windows Vista and Windows 7

  1. Click Start, type programs and features in the Search box, and then press ENTER.
  2. In the list of installed programs, right-click Microsoft Office 2010 , and then click Repair.