How To Fix /PLMI/RCA_CALC015 - Unit of meas. &1 not allowed for composition (substance &2, component &3)

SAP Error Message - Details

• Message type: E = Error

• Message class: /PLMI/RCA_CALC -

• Message number: 015

• Message text: Unit of meas. &1 not allowed for composition (substance &2, component &3)

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 /PLMI/RCA_CALC015 - Unit of meas. &1 not allowed for composition (substance &2, component &3) ?

  The SAP error message /PLMI/RCA_CALC015 Unit of meas. &1 not allowed for composition (substance &2, component &3) typically occurs in the context of SAP's Product Lifecycle Management (PLM) or Recipe Management modules. This error indicates that the unit of measurement (UoM) specified for a component in a composition is not valid or allowed for that particular substance.
  Cause:
  
  Invalid Unit of Measurement: The unit of measurement specified for the component does not match the allowed units defined for the substance in the system.
  Configuration Issues: The configuration settings for the substance or component may not have been set up correctly, leading to mismatches in expected UoMs.
  Data Inconsistencies: There may be inconsistencies in the master data for the substance or component, such as missing or incorrect UoM definitions.
  
  Solution:
  
  
  Check UoM Configuration:
  
  Go to the material master data for the substance and check the allowed units of measurement. Ensure that the UoM you are trying to use for the component is included in the allowed list.
  You can do this by navigating to the relevant transaction (e.g., MM03 for material master) and reviewing the UoM settings.
  
  
  
  Adjust Composition Settings:
  
  If the UoM is indeed incorrect, you may need to change it to a valid one that is allowed for the composition of the specified substance.
  Update the composition data to reflect the correct UoM.
  
  
  
  Review Master Data:
  
  Ensure that the master data for both the substance and the component is complete and correctly configured. This includes checking the UoM settings in the material master and any related configuration settings.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or help resources for specific guidelines on UoM settings in the context of your version of SAP and the modules you are using.
  
  
  
  Contact SAP Support:
  
  If the issue persists after checking the above points, consider reaching out to SAP support for further assistance, especially if this is a recurring issue or if it affects multiple users.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as MM03 (Display Material), MM02 (Change Material), and others related to material management and PLM.
  User Roles and Authorizations: Ensure that you have the necessary authorizations to make changes to material master data and compositions.
  Training and Documentation: Consider training sessions or reviewing documentation related to SAP PLM and material management to better understand how UoMs are handled in your specific environment.
  
  By following these steps, you should be able to resolve the error and ensure that the composition settings are correctly configured in your SAP system.