How To Fix PMEVC_UI503 - Class &1 (&2) is in constraint &3 but does not exist in the conf. model

SAP Error Message - Details

• Message type: E = Error

• Message class: PMEVC_UI -

• Message number: 503

• Message text: Class &1 (&2) is in constraint &3 but does not exist in the conf. model

What causes this issue?

The constraint contains in the code a class which is not in the
configuration model (including superior classes).

System Response

The constraint will not have any effect concerning characteristics of
this class.

How to fix this error?

Check the configuration model.

Procedure for System Administrators

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message PMEVC_UI503 - Class &1 (&2) is in constraint &3 but does not exist in the conf. model ?

  The SAP error message PMEVC_UI503 indicates that there is a problem with a class in a configuration model. Specifically, it means that a class (identified by &1 and &2) is referenced in a constraint (identified by &3) but does not exist in the configuration model. This can occur in the context of variant configuration in SAP, where classes and constraints are used to define the characteristics and rules for configurable products.
  Cause:
  
  Missing Class: The class that is referenced in the constraint is not defined in the configuration model. This could happen if the class was deleted or not properly included in the model.
  Incorrect Configuration: The configuration model may have been incorrectly set up, leading to references to classes that do not exist.
  Transport Issues: If the configuration model was transported from one system to another, there may have been issues during the transport that caused the class to be missing.
  Data Inconsistency: There may be inconsistencies in the data, such as changes made directly in the database that are not reflected in the configuration model.
  
  Solution:
  
  Check Class Existence: Verify that the class referenced in the error message exists in the system. You can do this by navigating to the class in the SAP GUI (Transaction code: CL02).
  Update Configuration Model: If the class is missing, you may need to add it to the configuration model. This can be done by editing the configuration model and including the necessary classes.
  Review Constraints: Check the constraints in the configuration model to ensure they are correctly defined and do not reference any non-existent classes.
  Transport Check: If the issue arose after a transport, check the transport logs for any errors and ensure that all necessary objects were transported correctly.
  Data Consistency Check: Run consistency checks on the configuration model to identify and resolve any inconsistencies.
  
  Related Information:
  
  Transaction Codes: 
  
  CL02: Change Class
  CU02: Change Configuration Model
  CU03: Display Configuration Model
  
  
  Documentation: Refer to SAP Help documentation for Variant Configuration for detailed information on setting up classes and constraints.
  SAP Notes: Check for any relevant SAP Notes that may address known issues related to this error message.
  
  If the problem persists after following these steps, it may be beneficial to consult with your SAP support team or reach out to SAP support for further assistance.