Troubleshooting
Problem
The Controller system has been working OK for a long time. Suddenly, all new users get "Invalid URI: The URI is empty" error trying to logon.
In some situations, existing users (in the system) are unaffected - they can still use Controller.
Symptom
The error may vary slightly, depending on environment/scenario.
Example #1

Example #2

- Invalid URI: The URI is empty
In the Event Viewer:
Error occured at 6/14/2016 7:42:23 AM in IBM Cognos Controller, Error No=5, Source=FrangoDirect.ConnectionDirect.GetUserInfo#System, Description=Invalid URI: The URI is empty.
[{"Product":{"code":"SS9S6B","label":"IBM Cognos Controller"},"Business Unit":{"code":"BU048","label":"IBM Software"},"Component":"Controller","Platform":[{"code":"PF033","label":"Windows"}],"Version":"10.3;10.2.1","Edition":"","Line of Business":{"code":"LOB76","label":"Data Platform"}},{"Product":{"code":"SSMRTZ","label":"IBM Cognos Controller 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:
08 May 2025
UID
swg22011502