How To Fix /UI5/APP_API047 - Path &1 is not adressing a simple type (string, number, boolean, null)

SAP Error Message - Details

• Message type: E = Error

• Message class: /UI5/APP_API -

• Message number: 047

• Message text: Path &1 is not adressing a simple type (string, number, boolean, null)

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 /UI5/APP_API047 - Path &1 is not adressing a simple type (string, number, boolean, null) ?

  The SAP error message /UI5/APP_API047 Path &1 is not addressing a simple type (string, number, boolean, null) typically occurs in the context of SAPUI5 applications when there is an issue with the data binding or the structure of the data being accessed in the application. This error indicates that the path specified in the data binding does not point to a simple data type, which is expected for certain operations.
  Cause:
  
  Complex Data Structure: The path you are trying to access may point to a complex type (like an object or an array) instead of a simple type (string, number, boolean, or null).
  Incorrect Path: The path specified in the binding might be incorrect or not aligned with the data model structure.
  Data Model Issues: The data model might not be properly defined or populated, leading to the path not resolving to a simple type.
  Binding Context: The binding context might not be set correctly, causing the application to look for a simple type in the wrong context.
  
  Solution:
  
  Check the Data Model: Ensure that the data model is correctly defined and that the path you are trying to access points to a simple type. You can use the SAP Web IDE or any other development tool to inspect the model structure.
  Verify the Binding Path: Double-check the binding path in your XML or JavaScript code. Make sure it correctly references a simple type in the model.
  Adjust the Data Structure: If the data structure is complex and you need to access a simple type, consider modifying the data structure or the way you access the data.
  Set the Correct Binding Context: Ensure that the binding context is set correctly before accessing the data. This can be done by using the setBindingContext method appropriately.
  Debugging: Use debugging tools to inspect the data being passed to the UI5 application. This can help identify if the data is structured as expected.
  
  Related Information:
  
  SAPUI5 Documentation: Refer to the official SAPUI5 documentation for more details on data binding and model definitions.
  Model Types: Understand the difference between simple types and complex types in the context of OData services and how they are represented in SAPUI5.
  Error Handling: Implement error handling in your application to gracefully manage such errors and provide meaningful feedback to users.
  
  By following these steps, you should be able to resolve the error and ensure that your SAPUI5 application functions as intended.