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3246066 - Installation Error "Unable to use already installed database software" - SAP ASE for BS


  • Install Netweaver 7.52 system on ASE 16.0 database and run into error:

    An error occurred while processing option SAP NetWeaver AS for ABAP 7.52 > SAP ASE > System Copy > Target System > Standard System > Based on AS ABAP > Standard System (Last error reported by the step: Assertion failed: Unable to use already installed database software. The installer is supposed to install the database software. Refer to trace file sapinst_dev.log for further information)

  • There was failed installation attempt or system got removed in the same host before
  • Check trace file sapinst_dev.log would see error like:

    syb_dialog_dbsw_already_installed: registry entry SOFTWARE/SYBASE/Server/<SID> exist



  • SAP Adaptive Server Enterprise (ASE) 16.0 for Business Suite
  • Windows OS platform


SAP Adaptive Server Enterprise 16.0


sybase, ASE, netweaver, installation, SWPM, failed, Registry Editor, syb_dialog_dbsw_already_installed , KBA , BC-DB-SYB , Business Suite on Adaptive Server Enterprise , Problem

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