How To Fix RAP_RUNTIME023 - Parameter data type of action &1 of entity &2 not supported

SAP Error Message - Details

• Message type: E = Error

• Message class: RAP_RUNTIME - RAP Runtime Messages

• Message number: 023

• Message text: Parameter data type of action &1 of entity &2 not supported

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 RAP_RUNTIME023 - Parameter data type of action &1 of entity &2 not supported ?

  The SAP error message RAP_RUNTIME023 indicates that there is an issue with the parameter data type of an action defined in a RAP (Rapid Application Programming) model. Specifically, it means that the data type of a parameter for a specified action in a specified entity is not supported.
  Cause
  This error typically arises due to one of the following reasons:
  
  
  Unsupported Data Type: The action parameter is defined with a data type that is not supported by the RAP framework. For example, certain complex types or unsupported primitive types may lead to this error.
  
  
  Incorrect Action Definition: The action may not be defined correctly in the behavior definition of the entity. This could include issues with the parameter types or the way the action is structured.
  
  
  Incompatibility with RAP Standards: The RAP model has specific requirements and standards for data types and structures. If the action does not adhere to these standards, it can trigger