How To Fix C1054 - This characteristic is used in a class with class type &

SAP Error Message - Details

• Message type: E = Error

• Message class: C1 - Characteristics maintenance messages

• Message number: 054

• Message text: This characteristic is used in a class with class type &

What causes this issue?

You have restricted the use of an existing characteristic to specific
<DS:GLOS.class_type>class types</>. However, a system has revealed that
the characteristic is already used in a class type that you did not
include in your list.

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 class type &v1& in your list of class types.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message C1054 - This characteristic is used in a class with class type & ?

  The SAP error message C1054 indicates that a characteristic is being used in a class that is not compatible with the class type specified. This typically occurs in the context of classification in SAP, where characteristics are assigned to classes to define the properties of materials or other objects.
  Cause:
  The error message C1054 can occur due to the following reasons:
  
  
  Incompatible Class Type: The characteristic you are trying to use is not allowed for the class type you are working with. For example, certain characteristics may only be valid for specific class types (e.g., class type 001 for materials, class type 002 for equipment, etc.).
  
  
  Incorrect Configuration: The characteristic may not be properly configured in the system, or it may not be assigned to the correct class type.
  
  
  Class Assignment Issues: The characteristic might be assigned to a class that does not support it, or it may be incorrectly linked to a class.
  
  
  Solution:
  To resolve the C1054 error, you can take the following steps:
  
  
  Check Class Type: Verify the class type of the class you are working with. You can do this by navigating to the class in the SAP system and checking its properties.
  
  
  Review Characteristic Assignment: Ensure that the characteristic you are trying to use is compatible with the class type. You can check the characteristics assigned to the class and their allowed class types.
  
  
  Modify Characteristic Settings: If necessary, modify the settings of the characteristic to ensure it is compatible with the class type. This may involve changing the class type of the characteristic or reassigning it to a different class.
  
  
  Consult Documentation: Refer to SAP documentation or help resources for specific details on class types and characteristics to ensure you are following the correct procedures.
  
  
  Test Changes: After making any changes, test the functionality again to ensure that the error is resolved.
  
  
  Related Information:
  
  Class Types: In SAP, class types define the structure and behavior of classes. Each class type has specific rules regarding which characteristics can be assigned.
  Characteristics: Characteristics are attributes that describe the properties of a class. They can be used to classify materials, equipment, and other objects in the system.
  Transaction Codes: You may use transaction codes like CL02 (Change Class) or CL03 (Display Class) to manage classes and their characteristics.
  
  If the issue persists after following these steps, it may be beneficial to consult with an SAP expert or your organization's SAP support team for further assistance.