How To Fix O4126 - Unable to convert from & to & on &

SAP Error Message - Details

• Message type: E = Error

• Message class: O4 - IS-Oil: MAP message pool

• Message number: 126

• Message text: Unable to convert from & to & on &

What causes this issue?

An error has occurred during Formula and Average pricing.

System Response

The system is unable to convert between the specified currencies on the
date given.

How to fix this error?

The error occurs when Function 'CONVERT_TO_LOCAL_CURRENCY' is called.

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

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message O4126 - Unable to convert from & to & on & ?

  The SAP error message O4126 "Unable to convert from & to & on &" typically occurs during data conversion processes, such as when trying to convert data types or formats that are incompatible. This error can arise in various contexts, such as during data uploads, migrations, or when processing data in reports or transactions.
  Causes:
  
  Data Type Mismatch: The source and target data types are incompatible. For example, trying to convert a string to a date format without proper formatting.
  Invalid Data Format: The data being processed does not conform to the expected format. For instance, a date string that does not match the expected date format.
  Null or Empty Values: Attempting to convert null or empty values can lead to this error if the conversion logic does not handle such cases.
  Configuration Issues: Incorrect settings in the system or in the data conversion logic can lead to this error.
  Custom Code Issues: If there are custom programs or enhancements that handle data conversion, bugs or logic errors in that code can trigger this error.
  
  Solutions:
  
  Check Data Types: Ensure that the data types of the source and target fields are compatible. Review the data dictionary definitions for both.
  Validate Data Formats: Ensure that the data being processed adheres to the expected formats. For example, if converting a string to a date, ensure the string is in a valid date format.
  Handle Null Values: Implement checks in your conversion logic to handle null or empty values appropriately.
  Review Configuration: Check the configuration settings related to the data conversion process. Ensure that they are set correctly.
  Debug Custom Code: If the error is occurring in a custom program, debug the code to identify where the conversion is failing and correct the logic.
  Use Conversion Functions: Utilize built-in SAP conversion functions that handle various data types and formats more robustly.
  
  Related Information:
  
  Transaction Codes: Depending on where the error occurs, you may want to check transaction codes like SE38 (for ABAP programs), SE11 (for data dictionary), or ST22 (for dumps).
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address this specific error or provide additional guidance.
  Documentation: Review SAP documentation related to data conversion and data types for best practices and examples.
  
  If the issue persists after trying the above solutions, consider reaching out to your SAP support team or consulting with an SAP expert for further assistance.