How To Fix CNV_PE_CHECK257 - No PARTYP info present for interface parameter (of type field) &1

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_PE_CHECK - Check Framework messages for posting engine

• Message number: 257

• Message text: No PARTYP info present for interface parameter (of type field) &1

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_PE_CHECK257 - No PARTYP info present for interface parameter (of type field) &1 ?

  The SAP error message CNV_PE_CHECK257 indicates that there is no PARTYP (party type) information present for a specific interface parameter in a conversion or migration process. This error typically arises during data migration or conversion activities, particularly when using SAP's data migration tools or during the execution of a conversion program.
  Cause:
  
  Missing Configuration: The error often occurs when the configuration for the interface parameter is incomplete or missing. The system expects certain metadata or configuration details that define how the data should be processed, but these details are not available.
  Incorrect Mapping: If the mapping of fields between source and target systems is not correctly defined, it can lead to this error. The system cannot find the necessary party type information for the specified field.
  Data Model Changes: Changes in the data model or structure of the source or target system can lead to discrepancies in expected parameters.
  
  Solution:
  
  Check Configuration: Review the configuration settings for the data migration or conversion process. Ensure that all necessary parameters, including PARTYP information, are correctly defined.
  Verify Mapping: Check the mapping of fields between the source and target systems. Ensure that all fields are correctly mapped and that the necessary party type information is included.
  Update Data Model: If there have been changes to the data model, ensure that the migration or conversion program is updated accordingly to reflect these changes.
  Consult Documentation: Refer to the SAP documentation or notes related to the specific migration or conversion tool you are using. There may be specific guidelines or prerequisites that need to be followed.
  Debugging: If the issue persists, consider debugging the program or using transaction codes like SE80 or SE37 to analyze the function modules involved in the migration process. This can help identify where the missing PARTYP information is expected.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide additional context or solutions.
  Transaction Codes: Familiarize yourself with transaction codes related to data migration, such as LSMW (Legacy System Migration Workbench) or other specific tools you are using.
  Community Forums: Engage with SAP community forums or support channels where similar issues may have been discussed, and solutions shared by other users.
  
  By following these steps, you should be able to identify the root cause of the CNV_PE_CHECK257 error and implement the necessary solutions to resolve it.