How To Fix CNV_DMC_SIN358 - Customer &1 is not a confirmed value in mapping (see long text)

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 358

• Message text: Customer &1 is not a confirmed value in mapping (see long text)

What causes this issue?

You want to create a supplier for an already existing customer with the
same number. But the mapping of customer &V1& is not confirmed.

System Response

The record will be skipped until the mapping is confirmed.

How to fix this error?

Please confirm the mapping of customer in step Convert Values with the
already existing number of the customer.

Procedure for System Administrators

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_DMC_SIN358 - Customer &1 is not a confirmed value in mapping (see long text) ?

  The SAP error message CNV_DMC_SIN358 indicates that there is an issue with the mapping of customer data during a data migration or conversion process. Specifically, it means that the customer ID (represented by &1) is not recognized as a valid or confirmed value in the mapping table used for the data migration.
  Cause:
  
  Missing Mapping Entry: The customer ID you are trying to use does not exist in the mapping table. This could happen if the customer was not included in the mapping process or if there was an error during the mapping setup.
  Incorrect Mapping Configuration: The mapping configuration may not have been set up correctly, leading to discrepancies between the source and target systems.
  Data Quality Issues: There may be issues with the data quality in the source system, such as typos or inconsistencies in customer IDs.
  
  Solution:
  
  Check Mapping Table: Verify the mapping table to ensure that the customer ID in question is present. You can do this by accessing the relevant transaction or report that displays the mapping entries.
  Add Missing Entries: If the customer ID is missing, you will need to add it to the mapping table. Ensure that the mapping is correctly defined to link the source customer ID to the target customer ID.
  Review Data Quality: Check the source data for any inconsistencies or errors. Ensure that the customer IDs are correctly formatted and match the expected values in the mapping table.
  Re-run the Mapping Process: After making the necessary corrections, re-run the mapping process to see if the error persists.
  Consult Documentation: Refer to the SAP documentation or notes related to the specific data migration tool you are using (e.g., SAP S/4HANA Migration Cockpit, SAP Data Migration Cockpit) for additional guidance.
  
  Related Information:
  
  Transaction Codes: Depending on the SAP version and tools you are using, you may need to use specific transaction codes to access the mapping tables or migration tools (e.g., LTMC for Migration Cockpit).
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  Support: If the issue persists after following the above steps, consider reaching out to SAP support or your internal SAP team for further assistance.
  
  By addressing the mapping issue and ensuring that all customer IDs are correctly configured, you should be able to resolve the CNV_DMC_SIN358 error.