How To Fix 8B319 - Define unit of measure for conversion

SAP Error Message - Details

• Message type: E = Error

• Message class: 8B - Localization (Brazil)

• Message number: 319

• Message text: Define unit of measure for conversion

What causes this issue?

The unit of measure is missing in the system settings for Brazilian tax
calculation.

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?

Check the system settings for 'IPI Pauta' and 'Sub.Trib.' and enter the
missing unit of measure.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message 8B319 - Define unit of measure for conversion ?

  The SAP error message 8B319 ("Define unit of measure for conversion") typically occurs when there is an issue with the unit of measure (UoM) conversion settings in the system. This error is often encountered in scenarios involving material master data, especially when dealing with different units of measure for inventory management, purchasing, or sales.
  Cause:
  The error is usually caused by one of the following reasons:
  
  Missing UoM Conversion: The system does not have a defined conversion factor between the base unit of measure and the alternative unit of measure for a specific material.
  Incorrect Configuration: The unit of measure settings in the material master or the relevant configuration settings in the system are not properly defined.
  Material Master Data Issues: The material master record may not have the necessary UoM conversion data filled in.
  
  Solution:
  To resolve the error, you can follow these steps:
  
  
  Check Material Master Data:
  
  Go to the material master record (transaction code MM03).
  Check the "Basic Data" and "Purchasing" views to ensure that the units of measure are correctly defined.
  Ensure that the base unit of measure is set and that any alternative units of measure have corresponding conversion factors defined.
  
  
  
  Define UoM Conversions:
  
  Use transaction code CUNI to access the unit of measure conversion settings.
  Define the necessary conversions between the units of measure. For example, if you are converting from kilograms to grams, you would need to specify that 1 kg = 1000 g.
  
  
  
  Check UoM Settings in Configuration:
  
  If you have access to configuration, check the settings in the SPRO (SAP Project Reference Object) under:
  
  Logistics General > Material Master > Basic Settings > Units of Measure.
  
  
  Ensure that the units of measure you are using are properly configured and that conversion factors are defined.
  
  
  
  Test the Changes:
  
  After making the necessary changes, test the transaction that was causing the error to ensure that the issue is resolved.
  
  
  
  Related Information:
  
  Unit of Measure (UoM): In SAP, a unit of measure is a standard quantity used to measure the amount of a material. Common examples include pieces, kilograms, liters, etc.
  Material Master: The material master is a central repository of information about materials in SAP, and it includes various views that contain data relevant to different business processes.
  Transaction Codes:
  
  MM03: Display Material Master
  CUNI: Maintain Units of Measure
  MM02: Change Material Master
  
  
  
  If the issue persists after following these steps, it may be necessary to consult with your SAP support team or refer to SAP documentation for further troubleshooting.