Troubleshooting
Problem
Unable to start Cognos after a silent installation
Symptom
CognosBootstrap process started but cannot start Java. Following entry detected in cogconfig.log:
[cogconfig.log]
14/11/2022,12:18:40,Info,Silent mode - Check java
14/11/2022,12:18:41,Info,Silent exit with error code: 8
Furthermore, the installation logs are completely missing. The installation script and configuration also fail:
[install_configuration.log]
Command -migrateZKConfig exit with code 0
Document Location
Worldwide
[{"Type":"MASTER","Line of Business":{"code":"LOB76","label":"Data Platform"},"Business Unit":{"code":"BU048","label":"IBM Software"},"Product":{"code":"SSTSF6","label":"IBM Cognos Analytics"},"ARM Category":[{"code":"a8m50000000Cl3yAAC","label":"Install"}],"ARM Case Number":"TS011097208","Platform":[{"code":"PF016","label":"Linux"}],"Version":"11.2.3"},{"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:
15 January 2026
UID
ibm16840041