How To Fix CNV_DMC_SIN210 - Grouping cannot be initial in &1, Shift definition is &2

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_DMC_SIN - Messages for s-innovations migration

• Message number: 210

• Message text: Grouping cannot be initial in &1, Shift definition is &2

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_SIN210 - Grouping cannot be initial in &1, Shift definition is &2 ?

  The SAP error message CNV_DMC_SIN210 typically occurs during data migration processes, particularly when using the SAP Data Migration Cockpit (DMC). This error indicates that a grouping field cannot be left empty (initial) for a specific context, and it is related to the shift definition.
  Cause:
  The error message CNV_DMC_SIN210 arises when:
  
  A required grouping field is not populated in the data being processed.
  The shift definition specified in the migration process is not correctly set up or is missing necessary values.
  The data being migrated does not conform to the expected structure or rules defined in the target system.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Data Source: Ensure that the data being migrated contains valid values for the grouping field. If the field is mandatory, it should not be left empty.
  
  
  Review Shift Definition: Verify the shift definition (&2 in the error message) to ensure it is correctly configured. Check if the shift definition exists in the target system and is properly defined.
  
  
  Populate Grouping Fields: If the grouping field (&1 in the error message) is required, make sure to populate it with appropriate values in your migration data.
  
  
  Data Mapping: Review the mapping of your source data to the target structure. Ensure that all required fields are correctly mapped and populated.
  
  
  Consult Documentation: Refer to the SAP documentation or migration guides related to the specific data migration scenario you are working on. This can provide insights into required fields and configurations.
  
  
  Testing: After making the necessary adjustments, re-run the migration process to see if the error persists.
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide additional context.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found effective.
  Data Migration Cockpit: Familiarize yourself with the functionalities and requirements of the SAP Data Migration Cockpit, as it provides tools and guidelines for successful data migration.
  
  By following these steps, you should be able to identify the root cause of the CNV_DMC_SIN210 error and implement a solution to resolve it.