How To Fix CNV_DMC_MC_EXCEPTION060 - The structure field '&1' already exists.

CNV_DMC_MC_EXCEPTION060 - Overview

• Message type: E = Error

• Message class: CNV_DMC_MC_EXCEPTION - Exception texts of Migration Object Modeller

• Message number: 060

• Message text: The structure field '&1' already exists.

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.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_DMC_MC_EXCEPTION060 - The structure field '&1' already exists. ?

  The SAP error message CNV_DMC_MC_EXCEPTION060 with the description "The structure field '&1' already exists" typically occurs during data migration or conversion processes, particularly when using the SAP Data Migration Cockpit (DMC) or similar tools. This error indicates that there is a conflict due to the presence of a duplicate field in the structure being processed.
  
  Cause:
  
  
  Duplicate Field Definition: The error arises when the migration process encounters a field in the data structure that has already been defined. This can happen if:
  
  The same field is being defined multiple times in the mapping or transformation rules.
  There is a misconfiguration in the data model or mapping that leads to the same field being included more than once.
  
  
  
  Incorrect Mapping: If the mapping of source fields to target fields is not set up correctly, it can lead to the same field being processed multiple times.
  
  
  Data Model Issues: The underlying data model may have been altered or