How To Fix CNV_PE_CHECK_V2100 - Trans. opt. &1, step &2, par. &3: &4 has unallowed link field assignment

CNV_PE_CHECK_V2100 - Overview

• Message type: E = Error

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

• Message number: 100

• Message text: Trans. opt. &1, step &2, par. &3: &4 has unallowed link field assignment

What causes this issue?

Link field of field &V4& is already assigned to another field.
You <ZH>cannot</> assign the same X-structure field to several fields.

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?

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

CNV_PE_CHECK_V2100 - Details

• The SAP error message CNV_PE_CHECK_V2100 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 an issue with the assignment of link fields in the data being processed. Here’s a breakdown of the cause, potential solutions, and related information:
  
  Cause:
  The error message suggests that there is an unallowed assignment of link fields in the data being processed. This can happen due to several reasons:
  
  Incorrect Mapping: The mapping of fields in the source data to the target structure may not be correct, leading to invalid link field assignments.
  Data Integrity Issues: The data being migrated may have integrity issues, such as missing or incorrect references that violate the expected relationships in the target system.
  
  Configuration Issues: There may be configuration settings in the migration tool that do not allow certain types of link field assignments.
  
  
  Solution:
  To resolve the CNV_PE_CHECK_V2100 error,