How To Fix CNV20551775 - Table &1: Error in CNVFIELDS. No fields maintained

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 775

• Message text: Table &1: Error in CNVFIELDS. No fields maintained

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.

Unfortunately, there isn't any extra information in this error notice.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message CNV20551775 - Table &1: Error in CNVFIELDS. No fields maintained ?

  The SAP error message CNV20551775 typically occurs during data migration or conversion processes, particularly when using the SAP S/4HANA Migration Cockpit or other data migration tools. This error indicates that there is an issue with the configuration of the fields in a specific table, where no fields have been maintained or defined for the conversion process.
  Cause:
  
  Missing Field Configuration: The error suggests that the fields required for the specified table (&1) have not been defined or maintained in the conversion settings.
  Incorrect Mapping: There may be an issue with the mapping of source fields to target fields, leading to a situation where the system cannot find any fields to process.
  Incomplete Customization: If the table is a custom table or part of a custom development, it may not have been properly set up in the migration tool.
  
  Solution:
  
  
  Check Field Configuration:
  
  Go to the relevant transaction or configuration area where the migration settings are defined.
  Ensure that the fields for the specified table (&1) are properly maintained. This may involve defining the source and target fields and ensuring they are mapped correctly.
  
  
  
  Review Mapping:
  
  Verify the mapping of fields between the source and target systems. Ensure that all necessary fields are included in the mapping configuration.
  If you are using a migration template, check if the template includes the required fields for the table in question.
  
  
  
  Consult Documentation:
  
  Refer to the SAP documentation for the specific migration tool you are using. There may be specific instructions or prerequisites for maintaining fields in the conversion process.
  
  
  
  Custom Development:
  
  If the table is custom, ensure that the custom development is correctly integrated with the migration tool. You may need to adjust the code or configuration to ensure that the fields are recognized.
  
  
  
  Testing:
  
  After making the necessary changes, perform a test run of the migration process to ensure that the error is resolved.
  
  
  
  Related Information:
  
  Transaction Codes: Depending on the migration tool, you may need to use specific transaction codes (e.g., LTMC for Migration Cockpit) to access the migration settings.
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional guidance on field maintenance 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 the same issue.
  
  By following these steps, you should be able to identify and resolve the cause of the CNV20551775 error in your SAP system.