How To Fix CNV_PE_CHECK_V2108 - Trans. opt. &1, step &2, par. &3: Source field is invalid

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 108

• Message text: Trans. opt. &1, step &2, par. &3: Source field is invalid

What causes this issue?

Field mapping of transfer step parameter &V3& has one of the following
formats:
Transfer step parameter &V3& shall be filled from a source field.
Transfer step parameter &V3& shall be filled using rule that has at
least one importing parameter.
Source field assigned to transfer step parameter &V3& or to an importing
parameter of rule does <ZH>not</> exist anymore or does <ZH>not</>
belong to allowed sources (source tables, transfer result)

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?

Assign a valid source field.

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_V2108 - Trans. opt. &1, step &2, par. &3: Source field is invalid ?

  The SAP error message CNV_PE_CHECK_V2108 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 source field specified in the migration or conversion process.
  Cause:
  The error message "Source field is invalid" suggests that the field being referenced in the transformation or mapping process does not exist, is incorrectly defined, or is not accessible in the context of the operation being performed. Common causes include:
  
  Field Name Typo: There may be a typo in the field name specified in the mapping.
  Field Not Available: The source field may not exist in the source system or the specified table/view.
  Data Type Mismatch: The data type of the source field may not match the expected data type in the target system.
  Configuration Issues: There may be issues with the configuration of the migration project or the mapping settings.
  Authorization Issues: The user executing the migration may not have the necessary authorizations to access the source field.
  
  Solution:
  To resolve the CNV_PE_CHECK_V2108 error, you can follow these steps:
  
  Verify Field Names: Check the mapping configuration for any typos or incorrect field names. Ensure that the source field is correctly specified.
  Check Source System: Ensure that the source field exists in the source system and is accessible. You can do this by querying the source table/view directly.
  Review Data Types: Confirm that the data types of the source field match the expected data types in the target system. If there is a mismatch, you may need to adjust the mapping or transform the data accordingly.
  Check Migration Configuration: Review the migration project configuration to ensure that all necessary settings are correctly defined.
  User Authorizations: Ensure that the user executing the migration has the necessary authorizations to access the source field and perform the migration.
  Consult Documentation: Refer to the SAP documentation for the specific migration tool you are using for any additional troubleshooting steps or requirements.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional guidance.
  Migration Cockpit Documentation: Review the official SAP documentation for the Migration Cockpit or the specific tool you are using for data migration.
  Community Forums: Consider searching or posting in SAP community forums or support channels for additional insights from other users who may have encountered similar issues.
  
  By following these steps, you should be able to identify and resolve the cause of the CNV_PE_CHECK_V2108 error.