3039196 - SUM Error - DMO with System Move : Username is 'abcadm', but was 'defadm' before.

You are performing SUM - DMO with system move. You are now trying to start SUM on the target host. It failed with an error.

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Tool start requiredThe 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:
..

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!

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NetWeaver ABAP based systems.

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