How To Fix CNV_PE_CHECK_V2124 - Trans. opt. &1, step &2, par. &3: No field mapping for case &4 exists

CNV_PE_CHECK_V2124 - Overview

• Message type: E = Error

• Message class: CNV_PE_CHECK_V2 - Check Messages (Version 2020)

• Message number: 124

• Message text: Trans. opt. &1, step &2, par. &3: No field mapping for case &4 exists

What causes this issue?

Structure mapping for transfer step parameter &V3& or its parent
structure contains case &V4&. However, <ZH>no</> field mapping for this
case exists.

System Response

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

How to fix this error?

You can try to remove this inconsistency by deleting field mapping for
transfer step parameter &V3& and creating it again.
If you still do <ZH>not</> get an entry for case &V4&, contact SAP for
support.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

CNV_PE_CHECK_V2124 - Details

• The SAP error message CNV_PE_CHECK_V2124 typically occurs during data migration or conversion processes, particularly when using the SAP S/4HANA Migration Cockpit or similar tools. This error indicates that there is a missing field mapping for a specific case in the data conversion process.
  
  Cause:
  The error message CNV_PE_CHECK_V2124 is triggered when the system cannot find a mapping for a specific field in the data being processed. This can happen due to several reasons:
  
  Missing Mapping Configuration: The mapping for the specified field has not been defined in the migration or conversion settings.
  Incorrect Data Structure: The data being imported does not match the expected structure or format, leading to a failure in finding the appropriate mapping.
  Version Mismatch: The version of the migration tool or the source data structure may not be compatible with the target system.
  Custom Fields: If custom fields are involved, they may not have been included in the mapping configuration.
  
  
  Solution:
  To resolve the