How To Fix UJD_EXCEPTION027 - Transformation conversion section (&1 : &2) usage error

SAP Error Message - Details

• Message type: E = Error

• Message class: UJD_EXCEPTION - BPC: Data Manager Exception Message Class

• Message number: 027

• Message text: Transformation conversion section (&1 : &2) usage error

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message UJD_EXCEPTION027 - Transformation conversion section (&1 : &2) usage error ?

  The SAP error message UJD_EXCEPTION027, which indicates a "Transformation conversion section (&1 : &2) usage error," typically arises in the context of SAP BusinessObjects or SAP BW when there is an issue with the transformation or conversion logic in a data flow or report.
  Cause:
  
  
  Incorrect Mapping: The error often occurs when there is a mismatch in the data types or formats between the source and target fields in a transformation. For example, trying to convert a string to a date without proper formatting can trigger this error.
  
  
  Invalid Transformation Logic: If the transformation logic defined in the data flow is not valid or is incorrectly implemented, it can lead to this error.
  
  
  Data Quality Issues: If the data being processed contains unexpected or invalid values that cannot be converted or transformed as expected, this can also lead to the error.
  
  
  Configuration Issues: Sometimes, the error can be due to misconfiguration in the transformation settings or the data model.
  
  
  Solution:
  
  
  Check Transformation Logic: Review the transformation logic defined in the data flow. Ensure that all mappings are correct and that the data types are compatible.
  
  
  Validate Data Types: Ensure that the source and target fields have compatible data types. If necessary, adjust the data types or use appropriate conversion functions.
  
  
  Data Cleansing: Inspect the data being processed for any invalid or unexpected values. Cleanse the data to ensure it meets the expected format and type.
  
  
  Debugging: Use debugging tools available in SAP to trace the data flow and identify where the error is occurring. This can help pinpoint the exact transformation or conversion that is causing the issue.
  
  
  Review Documentation: Consult SAP documentation or community forums for any known issues or additional guidance related to the specific transformation or conversion you are using.
  
  
  Test with Sample Data: If possible, test the transformation with a smaller set of sample data to isolate the issue and verify that the transformation works as expected.
  
  
  Related Information:
  
  
  SAP Notes: Check SAP Notes for any specific patches or updates related to this error message. SAP frequently releases updates that may address known issues.
  
  
  SAP Community: Engage with the SAP Community forums where other users may have encountered similar issues. You can find solutions or workarounds shared by other SAP professionals.
  
  
  Documentation: Review the official SAP documentation for the specific module or tool you are using (e.g., SAP BW, SAP BusinessObjects) for detailed information on transformations and data handling.
  
  
  By following these steps, you should be able to identify and resolve the cause of the UJD_EXCEPTION027 error in your SAP environment.