1742979 - DBCLONE: ORA-00001: unique constraint violated encountered during upgrade

During an upgrade /update the error ORA-00001 unique constraint violated is encountered in DBCLONE phase but finding the duplicate records as per the  script of the SAP Note 23237 does not result any rows .

The error looks similar to the below ones -:

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CLONING ERRORS and RETURN CODE in DBCLONE03.<SID>
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1EETGCLN ORA-00001: unique constraint (SAPSR3.TFAIT^0) violated
1EETGCLN TFAIT
1EETGCLN
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CLONING ERRORS and RETURN CODE in DBCLONE01.<SID>
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1EETGCLN ORA-00001: unique constraint (SAPSR3.THOLT^0) violated
1EETGCLN THOLT
1EETGCLN

Database Oracle,SAP Netweaver Release Independent ,Upgrade or EHPI tool.

DBCLONE , THOLT , TFAIT , Duplicate Keys , Index corruption ,Upgrade , EHPi, SUM, upgrade, ORA-00001, unique constraint, violated. , KBA , BC-DB-ORA , Oracle , BC-UPG , Upgrade - general , BC-EHP , Enhancement Package , Problem