IBM Support

500.21 error displayed while accessing Cognos Analytics using SSO

Troubleshooting


Problem

Attempt to access Cognos Analytics via SSO displays a 500.21 error

Cause

In IIS Manager, the ISAPI module is missing under sso -> Handler Mappings.

Resolving The Problem

Steps:

1. Open Server Manager.

2. Click on the ‘Add roles and features’ option.

3. Choose the ‘Role-based or feature-based installation’ option.

4. Click on ‘Next’ till you reach the ‘Roles’ window.

5. In the ‘Roles’ window, expand the ‘Web Server(IIS)’ -> ‘Application Development (installed)’ options.

6. Select the ‘ISAPI extensions’ and ‘ISAPI filters’ checkboxes.

7. Complete the wizard.

8. Restart IIS Manager.

[{"Product":{"code":"SSTSF6","label":"IBM Cognos Analytics"},"Business Unit":{"code":"BU059","label":"IBM Software w\/o TPS"},"Component":"--","Platform":[{"code":"PF033","label":"Windows"}],"Version":"11.0","Edition":"","Line of Business":{"code":"LOB10","label":"Data and AI"}}]

Document Information

Modified date:
15 June 2018

UID

swg22013577