How To Fix RSUOM054 - Source unit '&1' and target unit '&2' have different dimensions

SAP Error Message - Details

• Message type: E = Error

• Message class: RSUOM - BW: Conversion of Units of Measure

• Message number: 054

• Message text: Source unit '&1' and target unit '&2' have different dimensions

What causes this issue?

Source unit &V1& and target unit &V2& have different dimensions. No unit
conversion possible.

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?

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message RSUOM054 - Source unit '&1' and target unit '&2' have different dimensions ?

  The SAP error message RSUOM054 indicates that there is a mismatch in the dimensions of the source unit and the target unit during a conversion or calculation process. This typically occurs in scenarios involving unit of measure (UoM) conversions, where the system expects both units to have compatible dimensions (e.g., length, weight, volume) but finds that they do not.
  Cause:
  
  Incompatible Units: The source unit and target unit belong to different dimensions. For example, trying to convert meters (length) to kilograms (weight) will trigger this error.
  Configuration Issues: The units may not be properly configured in the system, leading to incorrect dimension assignments.
  Data Entry Errors: Incorrect data entry in the transaction or master data can lead to this error if the wrong units are selected.
  
  Solution:
  
  Check Unit Compatibility: Ensure that the source and target units are compatible. For example, if you are converting from liters to gallons, both should represent volume.
  Review Configuration: Check the configuration of units of measure in the SAP system. Ensure that the units are correctly defined and assigned to the appropriate dimensions.
  
  You can do this by navigating to the relevant configuration settings in the SAP system (usually found in the customizing settings under Logistics or Material Management).
  
  
  Correct Data Entry: If the error arises from a specific transaction, review the data entry to ensure that the correct units are being used.
  Use Conversion Tables: If applicable, use conversion tables or functions that are designed to handle unit conversions correctly.
  
  Related Information:
  
  Unit of Measure Configuration: In SAP, units of measure are defined in the system and can be managed through transaction codes like CUNI (Unit of Measure Conversion) or OMN1 (Define Units of Measure).
  Dimension Types: Familiarize yourself with the different dimension types in SAP (e.g., length, area, volume, weight) to avoid mismatches.
  Documentation: Refer to SAP documentation or help resources for detailed information on unit conversions and error handling.
  
  By following these steps, you should be able to resolve the RSUOM054 error and ensure that unit conversions are performed correctly in your SAP system.