3540521 - Error "The activity failed because of an issue with job /1LT/MC*" in the Migration Cockpit

When trying to perform an activity with a Migration Object of the Migration Cockpit (as file validation, preparation of the staging tables, transfer of data to the staging tables and so on) using the Staging Tables approach, the following error is thrown:

• The activity failed because of an issue with job /1LT/MC*, Message Class "/LTB/MC", Message Number "41"

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SAP S/4HANA Cloud Public Edition.

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