How To Fix CNV20551770 - Table &1: Error in CNVFIELDS or CNVSTEPS customizing

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 770

• Message text: Table &1: Error in CNVFIELDS or CNVSTEPS customizing

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 CNV20551770 - Table &1: Error in CNVFIELDS or CNVSTEPS customizing ?

  The SAP error message CNV20551770 typically indicates an issue related to the customizing settings in the SAP system, specifically in the context of data migration or conversion processes. This error is often encountered during the execution of a data migration project, particularly when using SAP's tools for data conversion, such as the SAP S/4HANA Migration Cockpit or other data migration tools.
  Cause:
  The error message CNV20551770 suggests that there is a problem with the configuration of the fields or steps defined in the CNVFIELDS or CNVSTEPS customizing tables. This could be due to several reasons, including:
  
  Missing or Incorrect Configuration: The required customizing entries in the CNVFIELDS or CNVSTEPS tables may be missing or incorrectly defined.
  Data Type Mismatch: There may be a mismatch in the data types or lengths defined in the customizing settings compared to the actual data being processed.
  Inconsistent Data: The data being migrated may not conform to the expected format or structure defined in the customizing settings.
  Transport Issues: If the customizing settings were transported from another system, there may have been issues during the transport process that led to incomplete or incorrect entries.
  
  Solution:
  To resolve the CNV20551770 error, you can follow these steps:
  
  
  Check Customizing Settings:
  
  Go to transaction codes SPRO or SE11 to review the customizing settings for CNVFIELDS and CNVSTEPS.
  Ensure that all required entries are present and correctly configured.
  
  
  
  Validate Data Types:
  
  Verify that the data types and lengths defined in the customizing settings match the actual data being processed.
  Make adjustments as necessary to ensure consistency.
  
  
  
  Review Migration Logs:
  
  Check the logs generated during the migration process for any additional error messages or warnings that may provide more context about the issue.
  
  
  
  Test with Sample Data:
  
  If possible, test the migration process with a smaller set of sample data to isolate the issue and identify any specific records that may be causing the error.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or notes related to the specific migration tool you are using for any known issues or additional troubleshooting steps.
  
  
  
  Contact SAP Support:
  
  If the issue persists after checking the above points, consider reaching out to SAP Support for further assistance. Provide them with detailed information about the error, including any relevant logs and the context in which the error occurred.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SE11 (Data Dictionary), SPRO (Customizing), and SLG1 (Application Log) for troubleshooting.
  SAP Notes: Search for SAP Notes related to the specific migration tool or error message for additional guidance and solutions.
  Migration Cockpit: If you are using the SAP S/4HANA Migration Cockpit, review the specific guidelines and best practices for data migration.
  
  By following these steps, you should be able to identify and resolve the underlying cause of the CNV20551770 error in your SAP system.