How To Fix O3003 - Error in the Quantity Conversion Interface (QCI)

O3003 - Overview

• Message type: E = Error

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

• Message number: 003

• Message text: Error in the Quantity Conversion Interface (QCI)

What causes this issue?

The HPM Quick Test CATT could not be executed successfully.

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?

Run Report ROIB1M02 in online mode to obtain detailed information on the
Quantity Conversion Interface (QCI) / conversion error.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message O3003 - Error in the Quantity Conversion Interface (QCI) ?

  The SAP error message O3003, which indicates an "Error in the Quantity Conversion Interface (QCI)," typically arises during the process of converting quantities in SAP, particularly when dealing with units of measure (UoM). This error can occur in various scenarios, such as during goods movements, inventory management, or when processing sales orders.
  Causes of O3003 Error
  
  
  Incorrect Unit of Measure Configuration: The error may occur if the unit of measure is not correctly defined in the system or if there are inconsistencies in the conversion factors between different units.
  
  
  Missing or Incomplete Data: If the necessary data for quantity conversion is missing or incomplete, the system may not be able to perform the conversion.
  
  
  Custom Code Issues: If there are custom enhancements or modifications in the QCI, they may lead to unexpected behavior and errors.
  
  
  Data Inconsistencies: Inconsistencies in master data, such as material master records or vendor master records, can also trigger this error.
  
  
  Configuration