3039196 - Error : Username is 'abcadm', but was 'defadm' before GUI connect. Scenario: SUM DMO with system move option

Symptom

While trying to start SUM DMO with system move on target host, it gets failed with below error:-

Tool start required
The tool is not running. Press the "Next" button to start the SUM ABAP process.
Choose Exit in More menu to end the SUM ABAP server process ("SAPup")
Start options:
Start options:
Output of failed tool execution:

EXEC> Starting subprocess with PID ****** at 20210323102506
ENV: DIR_LIBRARY=/usr/sap/<SID>/SYS/exe/run
ENV: LD_LIBRARY_PATH=/usr/sap/<SID>/SYS/exe/run:/usr/sap/<SID>/SYS/exe/uc/linuxx86_64:/usr/sap/<SID>/hdbclient
ENV: PATH=/bin:/usr/bin:/sbin:/usr/sbin:/usr/local/sbin:/usr/sap/<SID>/SYS/exe/uc/linuxx86_64:/usr/sap/<SID>/SYS/exe/run:/home/abcadm:/usr/sap/SID/hdbclient
ENV: RSEC_SSFS_DATAPATH=/usr/sap/SID/SYS/global/security/rsecssfs/data
ENV: RSEC_SSFS_KEYPATH=/usr/sap/SID/SYS/global/security/rsecssfs/key
ENV: SAPSYSTEMNAME=<SID>
ENV: dbms_type=HDB
ENV: rsdb_ssfs_connect=0
PWD: /usr/sap/<SID>/SUM/abap

EXECUTING /usr/sap/<SID>/SUM/abap/bin/SAPup rootdir=/usr/sap/<SID>/SUM/abap rootdir=/usr/sap/<SID>/SUM/abap guiconnect=127.0.0.1

FATAL ERROR: Username is 'abcadm', but was 'defadm' before
EXEC> Process with PID ****** terminated with status 20 at 20210323102506!

Environment

Software Update Manager DMO with system move option

Product

SAP ERP 6.0 ; SAP S/4HANA 2020

Keywords

Software update manager, SUM, S/4HANA, DMO, Database Migration option, Conversion, SUM GUI error, sidadm, GUI , FATAL ERROR , KBA , BC-UPG-TLS-TLA , Upgrade tools for ABAP , BC-UPG-PRP , Upgrade Preparation , How To

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