How To Fix CNV20551251 - &1 : Object field &2 is not defined

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV20551 - message for package 20551 (company code delete)

• Message number: 251

• Message text: &1 : Object field &2 is not defined

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV20551251 - &1 : Object field &2 is not defined ?

  The SAP error message CNV20551251 typically indicates that there is an issue with a specific object field that is not defined in the context of a data conversion or migration process. This error is often encountered during data migration activities, especially when using SAP's Data Migration tools or during system upgrades.
  Cause:
  
  Missing Field Definition: The object field referenced in the error message is not defined in the target system or the data structure being used for the migration.
  Incorrect Mapping: There may be an issue with the mapping of fields between the source and target systems, leading to the system not recognizing the field.
  Data Structure Changes: If there have been changes in the data structure (e.g., fields added, removed, or renamed) in the target system compared to the source system, this can lead to such errors.
  Configuration Issues: The configuration settings for the migration process may not be set up correctly, leading to undefined fields.
  
  Solution:
  
  Check Field Definitions: Verify that the object field mentioned in the error message is defined in the target system. You may need to create or adjust the field definition in the target system.
  Review Mapping Configuration: Check the mapping configuration for the data migration process to ensure that all fields are correctly mapped from the source to the target system.
  Update Data Structures: If there have been changes in the data structure, ensure that the migration process is updated to reflect these changes. This may involve modifying the migration program or the data extraction process.
  Consult Documentation: Refer to SAP documentation or notes related to the specific migration tool or process you are using. There may be specific guidelines or known issues that can help resolve the error.
  Testing: Conduct thorough testing of the migration process in a development or test environment to identify and resolve any issues before executing in the production environment.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional guidance on data migration issues.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
  Data Migration Tools: Familiarize yourself with the specific data migration tools being used (e.g., SAP S/4HANA Migration Cockpit, SAP Data Services) as they may have specific requirements or configurations that need to be adhered to.
  
  If the issue persists after following these steps, it may be beneficial to reach out to SAP support for further assistance.