How To Fix I0251 - Class type & is not a standard class type

SAP Error Message - Details

• Message type: E = Error

• Message class: I0 - Messages for PM tables

• Message number: 251

• Message text: Class type & is not a standard class type

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message I0251 - Class type & is not a standard class type ?

  The SAP error message I0251, which states "Class type & is not a standard class type," typically occurs when you are trying to work with a class type that is not recognized as a standard class type in the SAP system. This can happen in various contexts, such as when creating or modifying classes in the Object-Oriented ABAP environment.
  Cause:
  
  
  Invalid Class Type: The class type you are trying to use is not one of the standard class types recognized by SAP. Standard class types include:
  
  1: Class
  2: Interface
  3: Abstract Class
  4: Exception Class
  5: Local Class
  6: Global Class
  
  
  
  Typographical Error: There may be a typo in the class type you specified.
  
  
  Custom Class Types: If you are using a custom class type that has not been defined properly in the system, it will lead to this error.
  
  
  Solution:
  
  
  Check Class Type: Verify that the class type you are using is one of the standard types listed above. If you are using a custom class type, ensure it is defined correctly.
  
  
  Correct Typographical Errors: Double-check for any typos in the class type specification.
  
  
  Use Transaction SE24: If you are creating or modifying a class, use transaction SE24 (Class Builder) to ensure you are selecting the correct class type.
  
  
  Review Documentation: If you are working with custom developments, consult the documentation or the developer who created the custom class type to ensure it is set up correctly.
  
  
  Check Authorization: Ensure that you have the necessary authorizations to create or modify classes in the system.
  
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or updates related to this error message.
  ABAP Documentation: Review the ABAP documentation for more information on class types and their usage.
  Community Forums: Consider searching or posting in SAP community forums for additional insights from other users who may have encountered the same issue.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution. If the problem persists, consider reaching out to your SAP support team for further assistance.