How To Fix KY139 - Error during conversion of & &

SAP Error Message - Details

• Message type: E = Error

• Message class: KY - Messages for SAP-EIS: Presentation

• Message number: 139

• Message text: Error during conversion of & &

What causes this issue?

An error occurred during the conversion of the field specified.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message KY139 - Error during conversion of & & ?

  The SAP error message KY139, which states "Error during conversion of & &," typically occurs in the context of cost center accounting or internal orders when there is an issue with the conversion of data types or formats. This error can arise during various processes, such as posting transactions, executing reports, or during data uploads.
  Causes of KY139 Error:
  
  Data Type Mismatch: The error often indicates that there is a mismatch in the expected data type. For example, a numeric field may be receiving a string value or an incorrect format.
  Invalid Characters: The presence of invalid characters in the data being processed can lead to conversion errors.
  Configuration Issues: Incorrect configuration settings in the controlling area or cost center settings may lead to this error.
  Missing or Incorrect Master Data: If the master data (like cost centers, internal orders, etc.) is incomplete or incorrectly set up, it can cause conversion issues.
  Currency Conversion Issues: If the system is trying to convert currencies and there are discrepancies in the currency settings or rates, this error may occur.
  
  Solutions:
  
  Check Data Formats: Ensure that the data being processed matches the expected formats. For example, if a numeric field is expected, ensure that no alphabetic characters are present.
  Validate Master Data: Review the relevant master data (cost centers, internal orders, etc.) to ensure that all required fields are filled out correctly and that there are no inconsistencies.
  Review Configuration Settings: Check the configuration settings in the controlling area and ensure that they are set up correctly. This includes verifying the settings for cost elements and cost centers.
  Examine Transaction Data: If the error occurs during a specific transaction, review the data being posted for any anomalies or incorrect entries.
  Check Currency Settings: If the error is related to currency conversion, verify that the currency settings and exchange rates are correctly configured in the system.
  Debugging: If you have access to debugging tools, you can analyze the program or transaction that is causing the error to identify the exact point of failure.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error. SAP frequently updates its knowledge base with solutions for common errors.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as KSB1 (Cost Centers: Actual Line Items) or KOB1 (Orders: Actual Line Items) to analyze the data related to the error.
  User Forums: Engage with SAP community forums or user groups where similar issues may have been discussed, and solutions shared.
  
  If the problem persists after trying the above solutions, it may be beneficial to consult with your SAP support team or a technical consultant who can provide more in-depth assistance.