How To Fix CNV_40301181 - __value_old=&1,value_new=&2

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_40301 - Message class for package 40301 (KTOGR)

• Message number: 181

• Message text: __value_old=&1,value_new=&2

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_40301181 - __value_old=&1,value_new=&2 ?

  The SAP error message CNV_40301181 typically relates to data conversion issues during a migration or data transfer process, particularly in the context of SAP's data migration tools. The message indicates that there is a discrepancy between the old value (value_old) and the new value (value_new) during the conversion process.
  Cause:
  
  Data Inconsistency: The old value may not be compatible with the new value due to data type changes, format differences, or business logic discrepancies.
  Mapping Issues: There may be incorrect or missing mapping definitions in the migration configuration, leading to improper value conversions.
  Validation Rules: The new value may not meet the validation rules defined in the target system, causing the conversion to fail.
  Custom Logic: If there are custom enhancements or logic applied during the migration, they may not handle certain values correctly.
  
  Solution:
  
  Review Mapping Configuration: Check the mapping between the old and new values to ensure that they are correctly defined. Make sure that all necessary mappings are in place.
  Data Cleansing: Before migration, cleanse the data to ensure that it adheres to the expected formats and values. This may involve correcting or standardizing the old values.
  Validation Checks: Implement validation checks to ensure that the new values conform to the expected formats and business rules in the target system.
  Debugging: If you have access to the migration tool's logs, review them for additional context on the error. This may provide insights into why the conversion is failing.
  Consult Documentation: Refer to SAP's official documentation or notes related to the specific migration tool you are using for any known issues or additional troubleshooting steps.
  Engage SAP Support: If the issue persists and you cannot identify the cause, consider reaching out to SAP support for assistance. Provide them with the error message and any relevant details about the migration process.
  
  Related Information:
  
  SAP Notes: Check for any SAP Notes related to the specific migration tool or error message. SAP frequently updates their knowledge base with solutions to common issues.
  Migration Tools: Familiarize yourself with the specific SAP migration tool you are using (e.g., SAP S/4HANA Migration Cockpit, SAP Data Services) as they may have specific guidelines for handling data conversion errors.
  Community Forums: Engage with SAP community forums or user groups where you can share your experience and seek advice from other users who may have encountered similar issues.
  
  By following these steps, you should be able to identify the root cause of the error and implement a suitable solution.