IBM Support

DB2 installation completes with error " An error occurred while creating the instance "db2inst1". The return code is "1"

Troubleshooting


Problem

Installation fails on db2icrt with "Update DBM cfg SYSADM_GROUP errcode = 8"

Symptom

From the db2setup.log file:

Installing or updating DB2 HA scripts for IBM Tivoli System Automation for Multiplatforms (Tivoli SA MP) :.......Success
...
Initializing instance list :.......Success
ERROR: An error occurred while creating the instance "db2inst1". The return
code is "1". Create the instance manually using the command "db2icrt".
ERROR: An error occurred while configuring the instance "db2inst1".
Configuring DB2 instances :.......Failure
Registering DB2 Update Service :.......Success
Updating global profile registry :.......Success
WARNING: A minor error occurred while installing "DB2 Server Edition " on this
computer. Some features may not function correctly.


From the db2icrt trace file:

## Entering: updt_dbmcfg
Program name = db2idbm
Instance home dir = /home/db2inst1, Sysadm group = db2iadm1
Instance type = 1, Auth type = server

DB21015E The Command Line Processor backend process request queue or input
queue was not created within the timeout period.
Update DBM cfg SYSADM_GROUP errcode = 8

DBI1281E The database manager configuration file could not be
initialized.

Explanation:
An error occurred when attempting to initialize the database manager
configuration file. A DB2 instance could not be created or upgraded.

User response:
Refer to the log file for troubleshooting. Resolve the problem and try
the command again. If the problem persists, contact your IBM service
representative.

Related information:
Gathering diagnostic information for instance creation problems

DBI1079I Output is saved in the log file /tmp/db2icrt_local.log.11337762.

Additional symptoms include db2stop, db2start commands are very slow or seem to hang. See Related URL section.

[{"Product":{"code":"SSEPGG","label":"Db2 for Linux, UNIX and Windows"},"Business Unit":{"code":"BU058","label":"IBM Infrastructure w\/TPS"},"Component":"Install\/Migrate\/Upgrade - Install\/Setup - Command Line","Platform":[{"code":"PF002","label":"AIX"}],"Version":"9.7;10.1;10.5;11.1","Edition":"","Line of Business":{"code":"LOB10","label":"Data and AI"}}]

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Document Information

Modified date:
30 April 2025

UID

swg22013717

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