How To Fix NGC_RAP028 - Technical exception reported

SAP Error Message - Details

• Message type: E = Error

• Message class: NGC_RAP - Message class for NGC RAP Implementations

• Message number: 028

• Message text: Technical exception reported

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_RAP028 - Technical exception reported ?

  The SAP error message NGC_RAP028, which indicates a "Technical exception reported," typically arises in the context of the RAP (Rapid Application Programming) model in SAP S/4HANA. This error can occur due to various reasons, including issues with the underlying data model, service implementation, or runtime environment.
  Possible Causes:
  
  Data Model Issues: There may be inconsistencies or errors in the data model definitions, such as missing or incorrect annotations.
  Service Implementation Errors: The service implementation might have bugs or unhandled exceptions that lead to this error.
  Authorization Issues: The user may not have the necessary authorizations to access certain data or perform specific actions.
  Runtime Environment Problems: Issues with the SAP system configuration or runtime environment can also lead to this error.
  Incorrect Input Data: The input data provided to the RAP service might not meet the expected format or constraints.
  
  Solutions:
  
  Check Data Model: Review the data model definitions and ensure that all annotations and relationships are correctly defined.
  Debug Service Implementation: Use the ABAP debugger to step through the service implementation and identify any unhandled exceptions or logic errors.
  Review Authorizations: Ensure that the user has the necessary authorizations to perform the action that triggered the error.
  Check System Logs: Look at the system logs (transaction SLG1) for more detailed error messages that can provide insights into the root cause.
  Validate Input Data: Ensure that the input data being sent to the RAP service is valid and adheres to the expected formats and constraints.
  Consult SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that might address this specific error or provide patches.
  
  Related Information:
  
  SAP Documentation: Refer to the official SAP documentation for RAP to understand the architecture and best practices.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found.
  SAP Support: If the issue persists, consider reaching out to SAP Support for assistance, providing them with detailed information about the error and the context in which it occurred.
  
  By following these steps, you should be able to diagnose and resolve the NGC_RAP028 error in your SAP environment.