How To Fix CNV_10020657 - Value list &1: Description missing

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_10020 - Message class for package 10020

• Message number: 657

• Message text: Value list &1: Description missing

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 CNV_10020657 - Value list &1: Description missing ?

  The SAP error message CNV_10020657 indicates that there is a missing description for a value in a value list. This error typically arises during data migration or conversion processes, particularly when using SAP's data migration tools or during the execution of conversion programs.
  Cause:
  The error occurs when the system expects a description for a specific value in a value list, but it is not provided. This can happen due to:
  
  Incomplete data in the source system.
  Incorrect mapping of values during the migration process.
  Missing entries in the configuration tables that define the value lists.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check the Value List: Identify the value list referenced in the error message (denoted by &1). You can do this by looking at the logs or the context in which the error occurred.
  
  
  Verify Data Completeness: Ensure that all required descriptions for the values in the value list are present. This may involve checking the source data or the configuration in the target system.
  
  
  Update Missing Descriptions: If you find that descriptions are missing, you will need to update the relevant tables or configuration settings to include the necessary descriptions.
  
  
  Review Mapping Configuration: If you are using a migration tool, review the mapping configuration to ensure that all values are correctly mapped and that descriptions are included.
  
  
  Test the Migration: After making the necessary updates, re-run the migration or conversion process to see if the error persists.
  
  
  Consult Documentation: If the issue continues, refer to SAP documentation or support resources for additional guidance specific to the migration tool or process you are using.
  
  
  Related Information:
  
  Transaction Codes: You may need to use transaction codes like SE11 (Data Dictionary) or SE16 (Data Browser) to check the relevant tables for the value lists.
  SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide additional troubleshooting steps.
  Community Forums: Consider searching or posting in SAP community forums for 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_10020657 error in your SAP environment.