How To Fix O3028 - Quantity Conversion Interface: error in structure &

SAP Error Message - Details

• Message type: E = Error

• Message class: O3 - IS-Oil: HPM messages (goods movements, QCI, deliveries)

• Message number: 028

• Message text: Quantity Conversion Interface: error in structure &

What causes this issue?

An error occurred while the system was matching the fields of the
structure maintained in Table OIB04 for the HPM quantity conversion
import/export parameters.

How to fix this error?

Check the import/export structures maintained in Table OIB04 for the
conversion routine. Important conditions to check are: spelling, length,
type, order sequence, and so on. (Transaction O588)

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message O3028 - Quantity Conversion Interface: error in structure & ?

  The SAP error message O3028, which states "Quantity Conversion Interface: error in structure &," typically occurs in the context of quantity conversion processes within SAP. This error can arise due to various reasons related to the configuration of quantity conversion or issues with the data being processed.
  Causes:
  
  Incorrect Configuration: The quantity conversion settings in the system may not be properly configured. This includes issues with the conversion factors or the units of measure.
  Missing or Incomplete Data: The data being processed may be incomplete or missing required fields, leading to errors during the conversion process.
  Data Type Mismatch: There may be a mismatch in the expected data types for the fields involved in the quantity conversion.
  Custom Code Issues: If there are custom enhancements or modifications in the quantity conversion logic, they may not be functioning correctly.
  Master Data Issues: Problems with the master data, such as incorrect unit of measure settings for materials or products, can also lead to this error.
  
  Solutions:
  
  Check Configuration: Review the configuration settings for quantity conversion in the relevant transaction codes (e.g., OME4 for unit of measure conversion). Ensure that all necessary conversion factors and units are correctly defined.
  Validate Data: Ensure that the data being processed is complete and accurate. Check for any missing fields or incorrect values in the relevant documents or master data.
  Review Custom Code: If there are any custom developments related to quantity conversion, review the code for errors or inconsistencies.
  Check Master Data: Verify the master data for the materials or products involved in the conversion. Ensure that the units of measure are correctly defined and that there are no discrepancies.
  Debugging: If the issue persists, consider using debugging tools to trace the execution of the quantity conversion process and identify the exact point of failure.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as OME4 (for unit of measure conversion) and MM02 (for material master data changes).
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error or provide additional guidance.
  Documentation: Review SAP documentation related to quantity conversion and unit of measure settings for best practices and troubleshooting tips.
  
  If the issue continues after following these steps, it may be beneficial to consult with your SAP support team or reach out to SAP support for further assistance.