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431 Request Header Fields Too Large error attempting to logon to Cognos

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Summary

Attempting to log on to Cognos Analytics when passing credentials from a third-party source results in http error 431 Request Header Fields Too Large.

Document Location

Worldwide

[{"Business Unit":{"code":"BU048","label":"IBM Software"},"Product":{"code":"SSTSF6","label":"IBM Cognos Analytics"},"ARM Category":[{"code":"a8m50000000Cl77AAC","label":"Administration-\u003ESecurity"}],"ARM Case Number":"TS003970286","Platform":[{"code":"PF033","label":"Windows"}],"Version":"All Version(s)","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"}}]

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Document Information

Modified date:
01 May 2025

UID

ibm16252435