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IT49023: INTEGRATION SERVER FAILED TO START UP

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APAR status

  • Closed as documentation error.

Error description

  • After a network outage, the AppConnect Enterprise integration
    node has restarted but one of the integration servers failed to
    start. When trace is enabled, we can see that there are "failed
    to acquire lock" messages.
    

Local fix

  • If the integration server failed to start up due to write lock
    access issue, the section: "Integration server failed to start
    up due to write lock access issue" on this
    page:
    https://www.ibm.com/docs/en/app-connect/13.0.x?topic=probl
    ems-resolving-when-starting-integration-node
    can provide hints
    on how to deal with the situation. If the situation was
    initiated by a hanging message flow that led to manual
    terminations, then the guidance under the section "A message
    flow or server is not responsive" on the same page should be
    followed before you consider manually terminating integration
    node processes.
    

Problem summary

  • ****************************************************************
    USERS AFFECTED:
    Users of App Connect Enterprise versions 12 and 13.
    
    
    Platforms affected:
    LinuxX64, AIX
    
    ****************************************************************
    PROBLEM DESCRIPTION:
    Integration server failed to start up due to write lock access
    issue and a message flow is not responsive.
    

Problem conclusion

  • If the integration server failed to start up due to write lock
    access issue, the section: "Integration server failed to start
    up due to write lock access issue" on this
    page:
    https://www.ibm.com/docs/en/app-connect/13.0.x?topic=probl
    ems-resolving-when-starting-integration-node
    can provide hints
    on how to deal with the situation. If the situation was
    initiated by a hanging message flow that led to manual
    terminations, then the guidance under the section "A message
    flow or server is not responsive" on the same page should be
    followed before you consider manually terminating integration
    node processes.
    

Temporary fix

Comments

APAR Information

  • APAR number

    IT49023

  • Reported component name

    APP CONNECT ENT

  • Reported component ID

    5724J0560

  • Reported release

    C00

  • Status

    CLOSED DOC

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Special Attention

    NoSpecatt / Xsystem

  • Submitted date

    2026-02-02

  • Closed date

    2026-02-27

  • Last modified date

    2026-02-27

  • APAR is sysrouted FROM one or more of the following:

  • APAR is sysrouted TO one or more of the following:

Fix information

Applicable component levels

[{"Business Unit":{"code":"BU048","label":"IBM Software"},"Product":{"code":"SSDR5J","label":"IBM App Connect Enterprise"},"Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"C00","Line of Business":{"code":"LOB77","label":"Automation Platform"}}]

Document Information

Modified date:
27 February 2026