Troubleshooting
Problem
User launches Controller. User receives error message. No users can logon to Controller. The system used to work OK in the past.
Symptom
Screen:
An error occurred while trying to access the server.
Event Viewer (Application Log):
DCOM got error "Logon failure: unknown user name or bad password. " and was unable to logon DOMAIN\USERNAME in order to run the server {EEB7EFB8...
[{"Product":{"code":"SS9S6B","label":"IBM Cognos Controller"},"Business Unit":{"code":"BU048","label":"IBM Software"},"Component":"Controller","Platform":[{"code":"PF033","label":"Windows"}],"Version":"8.4","Edition":"Edition Independent","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
swg21429662