How To Fix /SAPSLL/PLUGINR3628 - Unit of measurement for kilograms is not defined uniquely

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPSLL/PLUGINR3 -

• Message number: 628

• Message text: Unit of measurement for kilograms is not defined uniquely

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPSLL/PLUGINR3628 - Unit of measurement for kilograms is not defined uniquely ?

  The SAP error message /SAPSLL/PLUGINR3628 indicates that there is an issue with the unit of measurement (UoM) for kilograms in the SAP system. This error typically arises when the system encounters ambiguity in how kilograms are defined or used, which can lead to inconsistencies in data processing, especially in logistics or inventory management scenarios.
  Cause:
  
  Multiple Definitions: The most common cause of this error is that there are multiple definitions or entries for the unit of measurement "KG" (kilograms) in the system. This can happen if there are custom units defined that conflict with standard units.
  Configuration Issues: There may be configuration issues in the unit of measurement settings in the SAP system, leading to the system being unable to determine which definition to use.
  Data Inconsistencies: Inconsistent data entries in master data (like material master or vendor master) can also lead to this error.
  
  Solution:
  
  
  Check Unit of Measurement Configuration:
  
  Go to the transaction code CUNI (Unit of Measure) in SAP.
  Check the entries for the unit of measurement "KG" and ensure that there is only one definition for it.
  If there are duplicates, you may need to delete or deactivate the unnecessary entries.
  
  
  
  Review Material Master Data:
  
  Use transaction code MM03 to display the material master data for materials that are causing the error.
  Check the unit of measurement settings and ensure that "KG" is defined correctly and consistently across all relevant materials.
  
  
  
  Check Customizations:
  
  If there are any custom developments or enhancements that involve units of measurement, review them to ensure they are not causing conflicts.
  
  
  
  Transport Requests:
  
  If the issue arose after a transport request, check if the transport included changes to unit of measurement definitions. If so, you may need to revert or adjust those changes.
  
  
  
  Consult SAP Notes:
  
  Check the SAP Support Portal for any relevant SAP Notes that might address this specific error. There may be patches or updates that resolve known issues related to unit of measurement definitions.
  
  
  
  Testing:
  
  After making changes, perform tests to ensure that the error no longer occurs and that the system behaves as expected.
  
  
  
  Related Information:
  
  Unit of Measure (UoM): In SAP, units of measure are critical for inventory management, purchasing, and sales processes. Proper configuration is essential for accurate data processing.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as CUNI for unit of measure configuration, MM03 for material master display, and MM02 for material master changes.
  SAP Documentation: Refer to SAP Help documentation for detailed guidelines on configuring units of measure and troubleshooting related issues.
  
  If the problem persists after following these steps, it may be beneficial to consult with your SAP Basis or functional team for further investigation.