How To Fix /FTI/INTERNAL_ERROR028 - Error in generation of MPC EXT class

SAP Error Message - Details

• Message type: E = Error

• Message class: /FTI/INTERNAL_ERROR -

• Message number: 028

• Message text: Error in generation of MPC EXT class

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 /FTI/INTERNAL_ERROR028 - Error in generation of MPC EXT class ?

  The SAP error message /FTI/INTERNAL_ERROR028 Error in generation of MPC EXT class typically occurs in the context of SAP Fiori and OData services, particularly when there is an issue with the generation of the Model Provider Class (MPC) extension. This error can arise due to various reasons, including issues with the underlying data model, inconsistencies in the service definition, or problems with the development environment.
  Causes:
  
  Model Definition Issues: There may be inconsistencies or errors in the data model definition, such as missing or incorrectly defined entities, associations, or properties.
  Service Registration Problems: The OData service may not be properly registered or activated in the SAP Gateway.
  Code Generation Errors: There could be issues during the code generation process, such as syntax errors or missing dependencies in the ABAP code.
  Transport Issues: If the changes were transported from one system to another, there might be inconsistencies in the transport request.
  Development Environment Issues: Problems with the