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3120148 - PREP_INPUT/ASCS_CHK: Again the ASCS Instance is not found at SUM instancelist

Symptom

  • The upgrade is stuck at phase PREP_INPUT/ASCS_CHK with an error similar to the following:

    Last error code set:
    Again the ASCS Instance is not found at SUM instancelist. Check your system

  • When you check the status of the instances (sapcontrol -nr <instance number> -function GetSystemInstanceList), you get the following result:

    GetSystemInstanceList
    OK
    hostname, instanceNr, httpPort, httpsPort, startPriority, features, dispstatus
    <hostname>, <instance number>, ..., ... , ..., MESSAGESERVER|ENQUE, YELLOW
    <hostname>, <instance number>, ..., ... , ..., ABAP|GATEWAY|ICMAN|IGS, GREEN

  • When checking the processes in the instance with YELLOW status (sapcontrol -host <hostname> -nr <instance number> -function GetProcessList), you get the following result:

    GetProcessList
    OK
    name, description, dispstatus, textstatus, starttime, elapsedtime, pid
    msg_server, MessageServer, GREEN, Running, ..., ..., <PID>
    enserver, EnqueueServer, YELLOW, Running but not responding, ..., ..., <PID>


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Environment

SAP NetWeaver - All releases

Product

SAP NetWeaver all versions

Keywords

Upgrade, Migration, ASCS, dev_enqsrv, dev_enqwork  , KBA , BC-UPG-TLS-TLA , Upgrade tools for ABAP , Problem

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