How To Fix /BOBF/FRW_CONTRACT024 - CDS Messages have to be of instance /BOBF/CL_FRW_DURABLE_MESSAGE

SAP Error Message - Details

• Message type: E = Error

• Message class: /BOBF/FRW_CONTRACT -

• Message number: 024

• Message text: CDS Messages have to be of instance /BOBF/CL_FRW_DURABLE_MESSAGE

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.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message /BOBF/FRW_CONTRACT024 - CDS Messages have to be of instance /BOBF/CL_FRW_DURABLE_MESSAGE ?

  The SAP error message /BOBF/FRW_CONTRACT024 indicates that there is an issue with the handling of messages in the context of the Business Object Framework (BOBF) in SAP. Specifically, this error suggests that the system is expecting a message of a certain type (an instance of the class /BOBF/CL_FRW_DURABLE_MESSAGE), but it is not receiving it.
  Cause:
  
  Incorrect Message Type: The error typically arises when the system is trying to process a message that does not conform to the expected type. This could happen if the message is not properly instantiated or if there is a mismatch in the expected message structure.
  Configuration Issues: There may be configuration issues in the BOBF framework or the specific business object that is being used.
  Coding Errors: If custom code is involved, there may be errors in how messages are being created or handled.
  
  Solution:
  
  Check Message Creation: Ensure that the messages being created in your code are instances of the class /BOBF/CL_FRW_DURABLE_MESSAGE. You may need to review the code where messages are generated and ensure that the correct class is being used.
  Review BOBF Configuration: Check the configuration of the BOBF business object to ensure that it is set up correctly. This includes verifying the message definitions and ensuring that they are properly linked to the business object.
  Debugging: Use debugging tools to trace the execution flow and identify where the incorrect message type is being generated. This can help pinpoint the exact location in the code or configuration that is causing the issue.
  Consult Documentation: Refer to SAP documentation for the BOBF framework and the specific business object you are working with. This can provide insights into the expected message structures and configurations.
  SAP Notes and Support: Check for any relevant SAP Notes that may address this specific error. If the issue persists, consider reaching out to SAP support for assistance.
  
  Related Information:
  
  BOBF Framework: The Business Object Framework (BOBF) is a framework in SAP that allows for the creation and management of business objects. Understanding how BOBF works can help in troubleshooting issues related to it.
  Message Handling in BOBF: Familiarize yourself with how messages are handled within the BOBF framework, including the types of messages and their expected structures.
  Custom Development: If you have custom developments, ensure that they adhere to the standards and practices recommended by SAP for BOBF.
  
  By following these steps, you should be able to identify and resolve the issue related to the /BOBF/FRW_CONTRACT024 error message.