How To Fix CNV_MBT_ME004 - No duplicate keys found

CNV_MBT_ME004 - Overview

• Message type: E = Error

• Message class: CNV_MBT_ME - Messages for Mapping Engine and Merge Simulation

• Message number: 004

• Message text: No duplicate keys found

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

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CNV_MBT_ME004 - Details

• The SAP error message CNV_MBT_ME004: No duplicate keys found typically occurs during data migration or conversion processes, particularly when using the SAP S/4HANA Migration Cockpit or other data migration tools. This error indicates that the system expected to find duplicate keys in the source data but did not find any. Here’s a breakdown of the cause, potential solutions, and related information:
  
  Cause:
  
  Data Integrity Issues: The source data may not contain the expected duplicate keys. This could be due to data cleansing processes that removed duplicates or incorrect assumptions about the data structure.
  Mapping Errors: The mapping configuration may not be set up correctly, leading to the system not recognizing the keys as duplicates.
  Incorrect Source Data: The data being migrated may not have been prepared correctly, leading to a lack of duplicates where they were expected.
  
  Configuration Issues: There may be issues in the configuration of the migration project, such as incorrect settings in