You want to change the Remote System Instance ID ABC (ABC represents the ID of the account) to Remote System Instance ID DEF (DEF represents the ID of another account). However, it is not possible to change it.
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Reproducing the Issue
- Go to the Master Data Replication Work Center.
- Go to the Employee Subview.
- Select an employee and you will see the Remote System Instance ID picked.
This section cannot be changed. It is not possible either to merge the same employee with different Remote System Instance ID.
This is the correct and expected system behavior.
C4TE Remote System Instance , KBA , SRD-CC , Cross Components , How To