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3030016 - SUM hangs in phase READ_SHAREDINPUT in ABAP stack with no errors seen for a dual-stack system


  • When performing an upgrade on a dual-stack system using Software Update Manager (SUM), it hangs on phase MOD_SELROADMAP/READ_SHAREDINPUT for ABAP stack.

  • ABAP stack shows it is spinning with message:
    Process waiting for Java stack

  • JAVA stack shows message:
    Welcome to the Software Update Manager
    Detected SAP NetWeaver system
    System Technology   Dual Stack system
    System ID                <SID>
    System Directory      /usr/sap/<SID>
    [ Back ]    [ Next ]    [ Cancel ]

  • There are no error messages seen.



  • Dual-stack system
  • Software Update Manager (SUM)


SAP NetWeaver 7.3


Stuck, paused, stopped , KBA , BC-UPG-TLS-TLA , Upgrade tools for ABAP , BC-UPG-TLS-TLJ , Upgrade tools for Java , Problem

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