Troubleshooting
Problem
We new installed IBM Control Center on zLinux OS and when trying to access the Control Center launch page we are getting an error on browser (Error 500: java.lang.NullPointerException).
Symptom
WebSphere message.log shows an error
SRVE0777E: Exception thrown by application class 'com.ibm._jsp._index._jspService:122'
java.lang.NullPointerException
java.lang.NullPointerException
Document Location
Worldwide
[{"Business Unit":{"code":"BU048","label":"IBM Software"},"Product":{"code":"SS9GLA","label":"IBM Control Center"},"Component":"","Platform":[{"code":"PF016","label":"Linux"}],"Version":"All Versions","Edition":"","Line of Business":{"code":"LOB77","label":"Automation Platform"}}]
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Document Information
Modified date:
22 June 2026
UID
ibm16129453