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2367077 - SUM doesn't recognize ASCS instance and asks for split in phase PREP_CONFIGURATION/ASCS_ASK


  • During an upgrade using Software Update Manager (SUM) ,you are prompted to split the ASCS even though you have ASCS with multi instance setup.


  • SUM logs have following information:


1 ETQ201 Entering upgrade-phase "PREP_CONFIGURATION/ASCS_ASK" ("20160826142134")
3 ETQ399 Reading profile parameters from '/usr/sap/<SID>/SUM/abap/log/<SID>_DVEBMGS<nn>_<HOSTNAME>.PPR'.
3 ETQ399 Retrieved profile value 'DIR_GLOBAL' as '/usr/sap/<SID>/SYS/global'.
2 ETQ367 Connect variables are set for standard instance access
4 ETQ399 System-nr = '<nn>', GwService = 'sapgw<nn>' Client = '000'
4 ETQ399 Environment variables:
4 ETQ399   dbs_db2_schema=SAPR3
1 ETQ206 Executing pre-phase DB specific actions 0/1.
1 ETQ200 Executing actual phase 'PREP_CONFIGURATION/ASCS_ASK'.
1 ETQ399 Phase arguments:
2 ETQ399 Arg[0] = 'ASK'
2 ETQ399 Arg[1] = ''
1 ETQ399 Multi Instance Setup with central instance found.
4 ETQ399 Starting dialog 'ASCSSplit' at 20160826142134.
  • ASCS_CHK does not detect the ASCS:


1 ETQ200 Executing actual phase 'PREP_INPUT/ASCS_CHK'.
1 ETQ399 Phase arguments:
2 ETQ399 Arg[0] = 'CHECK'
2 ETQ399 Arg[1] = ''
1 ETQ399 No setup with ASCS instance detected.
1 ETQ207 Executing post-phase DB specific actions 0/1.
4 ETQ010 Date & Time: 20160826140948
1 ETQ202 Upgrade phase "ASCS_CHK" completed successfully ("20160826140948")



  • Upgrade using Software Update Manager (SUM) tool
  • SAP system with ASCS set-up


SAP NetWeaver all versions


DEFAULT.PFL, sapcontrol, ParameterValue, SAPPROFILE_IN_EFFECT, GetSystemInstanceList, INSTANCELIST_PRE.LOG, INSTANCELIST.DAT,MESSAGESERVER, ENQUE, Split off ASCS instance, standalone server performance scalability standard installations mandatory availability setups desupport multi instance classical central additional work processes target nevertheless recommends migrate avoid negative impact , KBA , BC-UPG-TLS-TLA , Upgrade tools for ABAP , Problem

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