How To Fix CU020 - Multiple classification not allowed for dependency &

SAP Error Message - Details

• Message type: E = Error

• Message class: CU - Variants / configuration messages

• Message number: 020

• Message text: Multiple classification not allowed for dependency &

What causes this issue?

You want to allocate dependency &V1& to a class. However, the
dependency is already allocated to another class. Multiple
classification is not allowed for dependency &v1&.

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?

If you want to allocate the dependency to a different class, first you
have to delete the existing allocation.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CU020 - Multiple classification not allowed for dependency & ?

  The SAP error message CU020, which states "Multiple classification not allowed for dependency &," typically occurs in the context of variant configuration in SAP. This error indicates that there is an attempt to classify a dependency (such as a constraint or a rule) in multiple ways, which is not permitted.
  Cause:
  
  Multiple Classifications: The dependency in question has been classified in more than one way, which is not allowed in the SAP system. For example, if a dependency is assigned to multiple classes or characteristics, this error may arise.
  Incorrect Configuration: The configuration of the variant or the dependencies may not be set up correctly, leading to conflicts in classification.
  Data Integrity Issues: There may be inconsistencies in the data related to the dependencies or classifications.
  
  Solution:
  
  Review Dependency Classifications: Check the classifications assigned to the dependency. Ensure that each dependency is classified only once. You can do this by navigating to the dependency in the configuration and reviewing its attributes.
  Modify Dependency Settings: If a dependency needs to be classified differently, consider creating a new dependency rather than modifying the existing one. This will help maintain data integrity.
  Check for Conflicts: Look for any conflicting settings or classifications in the variant configuration. Ensure that there are no overlapping classifications for the same dependency.
  Use Transaction Codes: Utilize transaction codes like CU01 (Create Dependency), CU02 (Change Dependency), and CU03 (Display Dependency) to manage dependencies effectively.
  Consult Documentation: Refer to SAP documentation or help resources for specific guidelines on managing dependencies and classifications in variant configuration.
  
  Related Information:
  
  Variant Configuration: This is a process in SAP that allows for the customization of products based on specific customer requirements. Dependencies play a crucial role in determining how characteristics and values are related.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. SAP frequently updates its system, and there may be specific notes addressing this error.
  Training and Support: If you are unsure about how to resolve the issue, consider reaching out to your SAP support team or consulting with an SAP expert who specializes in variant configuration.
  
  By following these steps, you should be able to identify the cause of the CU020 error and implement a solution to resolve it.