Troubleshooting
Problem
How to resolve 'db2start' failure with the error SQL6031N Reason code "3"
Symptom
In rare case, 'db2start' fails with the following error.
$ db2start
SQL6031N Error in the db2nodes.cfg file at line number "0". Reason code "3".
[{"Product":{"code":"SSEPGG","label":"Db2 for Linux, UNIX and Windows"},"Business Unit":{"code":"BU058","label":"IBM Infrastructure w\/TPS"},"Component":"Operating System \/ Hardware - OS Configuration","Platform":[{"code":"PF002","label":"AIX"},{"code":"PF010","label":"HP-UX"},{"code":"PF016","label":"Linux"},{"code":"PF027","label":"Solaris"},{"code":"PF033","label":"Windows"}],"Version":"9.8;9.7;9.5;9.1;8.2;10.1;10.5;11.1","Edition":"Advanced Enterprise Server;Advanced Workgroup Server;Enterprise Server;Express;Express-C;Personal;Workgroup Server","Line of Business":{"code":"LOB10","label":"Data and AI"}},{"Product":{"code":"SSEPGG","label":"Db2 for Linux, UNIX and Windows"},"Business Unit":{"code":"BU058","label":"IBM Infrastructure w\/TPS"},"Component":" ","Platform":[{"code":"","label":""}],"Version":"","Edition":"","Line of Business":{"code":"LOB10","label":"Data and AI"}}]
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Document Information
Modified date:
30 April 2025
UID
swg21984250