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

SAP Error Message - Details

• 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.

Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_PE_CHECK_V2100 - Trans. opt. &1, step &2, par. &3: &4 has unallowed link field assignment ?

  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, consider the following steps:
  
  
  Review Mapping Configuration:
  
  Check the mapping of fields in the migration tool to ensure that link fields are correctly assigned according to the target structure.
  Ensure that the source data aligns with the expected format and relationships in the target system.
  
  
  
  Data Validation:
  
  Validate the source data for integrity issues. Look for missing or incorrect values in the link fields that could cause the error.
  Use data profiling tools to identify any anomalies in the data that may lead to this error.
  
  
  
  Adjust Migration Settings:
  
  Review the migration settings in the tool to ensure that they allow for the necessary link field assignments.
  If certain link field assignments are not allowed, consider whether they can be adjusted or if alternative approaches are needed.
  
  
  
  Consult Documentation:
  
  Refer to the SAP documentation for the specific migration tool you are using. There may be specific guidelines or restrictions regarding link field assignments.
  Check for any known issues or updates related to the error message in SAP Notes or the SAP Community.
  
  
  
  Testing:
  
  After making adjustments, perform a test migration with a smaller dataset to verify that the changes resolve the error before proceeding with the full migration.
  
  
  
  Related Information:
  
  SAP Notes: Search for relevant SAP Notes that may provide additional insights or fixes related to this error message.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found effective.
  Migration Cockpit Documentation: Review the official SAP documentation for the Migration Cockpit or the specific tool you are using for any additional troubleshooting steps or best practices.
  
  By following these steps, you should be able to identify the root cause of the CNV_PE_CHECK_V2100 error and implement a solution to resolve it.