How To Fix NGC_API_BASE001 - Class Type &1: status '&2' of class &3 does not allow assignment

SAP Error Message - Details

• Message type: E = Error

• Message class: NGC_API_BASE - NGC API Messages

• Message number: 001

• Message text: Class Type &1: status '&2' of class &3 does not allow assignment

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.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message NGC_API_BASE001 - Class Type &1: status '&2' of class &3 does not allow assignment ?

  The SAP error message NGC_API_BASE001 indicates that there is an issue with the assignment of a class type in the SAP system. This error typically occurs when you are trying to assign a class or object to another class or object that is not compatible due to its status.
  Cause:
  The error message can be caused by several factors:
  
  Class Status: The class you are trying to assign may be in a status that does not allow assignments. For example, it could be marked as "in development" or "not released."
  Class Type: The class type you are working with may not support the operation you are trying to perform. For instance, if you are trying to assign a class of type "abstract" to a concrete class, it may lead to this error.
  Authorization Issues: Sometimes, the user may not have the necessary authorizations to perform the assignment, leading to this error.
  Configuration Issues: There may be configuration settings in the system that restrict certain assignments based on business rules.
  
  Solution:
  To resolve the error, you can take the following steps:
  
  
  Check Class Status: Verify the status of the class you are trying to assign. Ensure that it is in a status that allows assignments (e.g., "released" or "active").
  
  You can check the class status in the Class Builder (transaction code CL02).
  
  
  
  Review Class Type: Ensure that the class type you are working with is appropriate for the assignment you are trying to make. If necessary, change the class type or the assignment logic.
  
  
  Authorization Check: Ensure that you have the necessary authorizations to perform the assignment. You may need to consult with your SAP security team to verify your permissions.
  
  
  Consult Documentation: Review the SAP documentation or help files related to class assignments to ensure you are following the correct procedures.
  
  
  Debugging: If the issue persists, consider debugging the process to identify the exact point of failure and gather more information about the context in which the error occurs.
  
  
  Related Information:
  
  Transaction Codes: 
  
  CL01 - Create Class
  CL02 - Change Class
  CL03 - Display Class
  
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional guidance.
  SAP Community: Engage with the SAP Community forums to see if others have encountered similar issues and what solutions they found effective.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.