How To Fix RMSRCPMIG051 - Class &1 of class type &2 must contain exactly one UoM characteristic

SAP Error Message - Details

• Message type: E = Error

• Message class: RMSRCPMIG -

• Message number: 051

• Message text: Class &1 of class type &2 must contain exactly one UoM characteristic

What causes this issue?

Each process parameter class must contain exactly one characteristic for
the unit of measure (UoM characteristic). This contains the string
__UOM__ in the characteristic name.

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?

INCLUDE RMS_NA_RCPMIG_CORRECT_CLASS OBJECT DOKU ID TX

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 RMSRCPMIG051 - Class &1 of class type &2 must contain exactly one UoM characteristic ?

  The SAP error message RMSRCPMIG051 indicates that a specific class (identified by &1) of a certain class type (identified by &2) must contain exactly one Unit of Measure (UoM) characteristic. This error typically arises during the migration or data transfer processes in SAP, particularly when dealing with classification data in the context of materials management or product data management.
  Cause:
  The error occurs when the specified class has either:
  
  No UoM characteristic defined.
  More than one UoM characteristic defined.
  
  In SAP, classes are used to group characteristics that describe objects (like materials). For certain operations, especially those related to units of measure, the system expects a single UoM characteristic to ensure consistency and correctness in data handling.
  Solution:
  To resolve this error, you need to ensure that the class in question meets the requirement of having exactly one UoM characteristic. Here are the steps to do this:
  
  
  Access the Class Definition:
  
  Go to the transaction code CL02 (Change Class) or CL03 (Display Class) in SAP.
  Enter the class name (replace &1 with the actual class name) and the class type (replace &2 with the actual class type).
  
  
  
  Check Characteristics:
  
  Review the list of characteristics assigned to the class.
  Identify any characteristics that are defined as UoM.
  
  
  
  Modify Characteristics:
  
  If there are no UoM characteristics, you need to add one. You can do this by creating a new characteristic of type "Unit of Measure."
  If there are multiple UoM characteristics, you will need to remove the extra ones, leaving only one UoM characteristic in the class.
  
  
  
  Save Changes:
  
  After making the necessary adjustments, save the changes to the class.
  
  
  
  Re-run the Migration Process:
  
  Once the class is correctly configured, re-run the migration or data transfer process that triggered the error.
  
  
  
  Related Information:
  
  Unit of Measure Characteristics: These are characteristics that define how quantities of a product are measured (e.g., pieces, kilograms, liters).
  Class Types: Different class types in SAP can have different requirements for characteristics. Ensure you are aware of the specific requirements for the class type you are working with.
  SAP Documentation: For more detailed information, refer to SAP Help documentation related to classification and characteristics management.
  
  By following these steps, you should be able to resolve the RMSRCPMIG051 error and ensure that your class is correctly configured for the migration process.