Troubleshooting
Problem
Most users including system administrator login SSO to portal get an error page with the CM-REQ-4158 error. Some who normally land at the welcome page will get the error if they then try to go to home page
Symptom
1) Affect all users including system administrator who try to login SSO to portal home page.
2) Some who land at the welcome page first can successful enter home page if they login in first by entering their userid and password when prompted.
[{"Product":{"code":"SSEP7J","label":"Cognos Business Intelligence"},"Business Unit":{"code":"BU048","label":"IBM Software"},"Component":"Cognos Connection","Platform":[{"code":"PF033","label":"Windows"}],"Version":"10.1.1","Edition":"","Line of Business":{"code":"LOB76","label":"Data Platform"}},{"Product":{"code":"SS6G84","label":"IBM Cognos Analytics on Cloud"},"Business Unit":{"code":"BU048","label":"IBM Software"},"Component":" ","Platform":[{"code":"","label":""}],"Version":"","Edition":"","Line of Business":{"code":"LOB76","label":"Data Platform"}},{"Product":{"code":"SSLKT6","label":"IBM Maximo Asset Management"},"Business Unit":{"code":"BU048","label":"IBM Software"},"Component":" ","Platform":[{"code":"","label":""}],"Version":"","Edition":"","Line of Business":{"code":"LOB77","label":"Automation Platform"}}]
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Document Information
Modified date:
13 January 2026
UID
swg21698153