How To Fix CNV_10020656 - Rule &1: Description missing

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_10020 - Message class for package 10020

• Message number: 656

• Message text: Rule &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.

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

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_10020656 - Rule &1: Description missing ?

  The SAP error message CNV_10020656 typically indicates that there is a missing description for a specific rule in the context of a data conversion or migration process. 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 solutions.
  Cause:
  The error occurs when:
  
  A rule defined in the migration or conversion process does not have an associated description.
  The system expects a description for clarity and documentation purposes, and its absence leads to this error.
  
  Solution:
  To resolve the error CNV_10020656, you can follow these steps:
  
  
  Identify the Rule: Check the error message for the specific rule number (indicated by &1). This will help you locate the rule that is missing a description.
  
  
  Access the Migration Tool: Open the relevant migration or conversion tool where the rule is defined. This could be in the SAP S/4HANA Migration Cockpit or another data migration tool.
  
  
  Edit the Rule: Locate the rule associated with the error. Once found, ensure that a proper description is provided for the rule. This description should clearly explain the purpose and function of the rule.
  
  
  Save Changes: After adding the description, save your changes and re-run the migration or conversion process to see if the error persists.
  
  
  Check Documentation: If you are unsure about what to include in the description, refer to any available documentation or guidelines related to the migration project. This can provide context on what information is necessary.
  
  
  Consult SAP Notes: If the issue continues, check for any relevant SAP Notes or updates that might address this specific error or provide additional guidance.
  
  
  Related Information:
  
  SAP Notes: Look for SAP Notes related to data migration and the specific error code. SAP frequently updates its knowledge base with solutions to common issues.
  Migration Documentation: Review the official SAP documentation for the migration tool you are using. This documentation often includes troubleshooting sections that can help with common errors.
  Community Forums: Consider visiting SAP Community forums or other user groups where similar issues may have been discussed. Other users may have encountered the same error and can provide insights or solutions.
  
  By following these steps, you should be able to resolve the error message CNV_10020656 and proceed with your data migration or conversion process.