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Error in log file shows java.io.IOException: Process BIBusTKServerMain failed to start properly

Troubleshooting


Problem

Windows patches were applied over the weekend to the Cognos Analytics Windows servers.  No reports will run now even after stopping and restarting Cognos services.  In the cognosserver.log file we see an error:    java.io.IOException  Process  BIBusTKServerMain.... failed to start properly

Symptom

No Cognos reports will run for any user including the Cognos Administrator.   Eventually this error is issued: 
DPR-ERR-2002 Unable to execute the request because there were no connections to the process available within the configured time limit

Document Location

Worldwide

[{"Business Unit":{"code":"BU048","label":"IBM Software"},"Product":{"code":"SSTSF6","label":"IBM Cognos Analytics"},"Component":"","Platform":[{"code":"PF033","label":"Windows"}],"Version":"11.0.11, 11.0.12, 11.0.13","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

ibm10878763