IBM Support

Error starting Cognos Service: cogbootstrapservice.exe Application Error



Trying to start Cognos service from Cognos Configuration results in the following


Error Message:

The Instruction at "0x00000000" referenced memory at "0x00000000". The memory could not be "written".

Click on OK to terminate the program
Click on CANCEL to debug the program


Data Execution Prevention setting on the Cognos server is set to apply to all processes.

Resolving The Problem

Change the Data Execution Prevention setting on Cognos server to only apply to essential Windows programs and services. Steps: 1. Launch Control Panel in Window

2. Select System

3. Select the Advanced tab
4. Click on "Settings" button in the "Performance" section
5. Select the "Data Execution Prevention" tab
6. Select the first option Turn on DEP for essential Windows programs and services only
7. Restart Window

[{"Product":{"code":"SSEP7J","label":"Cognos Business Intelligence"},"Business Unit":{"code":"BU053","label":"Cloud \u0026 Data Platform"},"Component":"Install and Config","Platform":[{"code":"PF033","label":"Windows"}],"Version":"10.1;10.1.1;8.3;8.4;8.4.1","Edition":"","Line of Business":{"code":"","label":""}},{"Product":{"code":"SSEP7J","label":"Cognos Business Intelligence"},"Business Unit":{"code":"BU059","label":"IBM Software w\/o TPS"},"Component":"Install and Config","Platform":[{"code":"PF033","label":"Windows"}],"Version":"8.3","Edition":"","Line of Business":{"code":"LOB10","label":"Data and AI"}}]

Historical Number


Document Information

Modified date:
28 November 2022