How To Fix THTMLBX202 - Data model could not be retrieved from context node

SAP Error Message - Details

• Message type: E = Error

• Message class: THTMLBX - Error messages for the THTMLBX extension

• Message number: 202

• Message text: Data model could not be retrieved from context node

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 THTMLBX202 - Data model could not be retrieved from context node ?

  The SAP error message THTMLBX202, which states "Data model could not be retrieved from context node," typically occurs in the context of SAP Web Dynpro applications. This error indicates that the application is unable to retrieve the data model from the specified context node, which can be due to several reasons.
  Causes:
  
  Incorrect Context Node Configuration: The context node may not be properly defined or configured in the Web Dynpro component.
  Data Binding Issues: There may be issues with how the data is bound to the UI elements, leading to a failure in retrieving the data model.
  Missing Data: The data expected in the context node may not be available or may not have been populated correctly.
  Runtime Errors: There could be runtime errors in the application logic that prevent the data from being retrieved.
  Authorization Issues: The user may not have the necessary authorizations to access the data in the context node.
  
  Solutions:
  
  
  Check Context Node Configuration:
  
  Verify that the context node is correctly defined in the Web Dynpro component.
  Ensure that the data types and attributes are correctly set up.
  
  
  
  Review Data Binding:
  
  Check the binding of the UI elements to the context node. Ensure that the bindings are correctly set up in the view layout.
  Make sure that the data binding expressions are valid and point to the correct context node.
  
  
  
  Debug the Application:
  
  Use the debugging tools in SAP to step through the application logic and identify where the data retrieval is failing.
  Look for any exceptions or errors in the application logic that may be causing the issue.
  
  
  
  Check Data Availability:
  
  Ensure that the data expected in the context node is available and has been populated correctly before the retrieval attempt.
  If the data is coming from a backend service or database, verify that the service is functioning correctly.
  
  
  
  Authorization Check:
  
  Verify that the user has the necessary authorizations to access the data in the context node.
  Check the authorization roles assigned to the user and ensure they include access to the relevant data.
  
  
  
  Consult SAP Notes:
  
  Check the SAP Support Portal for any relevant SAP Notes or updates related to this error message. There may be specific patches or updates that address known issues.
  
  
  
  Related Information:
  
  Web Dynpro Documentation: Review the official SAP documentation on Web Dynpro for best practices in context node configuration and data binding.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found effective.
  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 occurs.
  
  By following these steps, you should be able to diagnose and resolve the THTMLBX202 error in your SAP Web Dynpro application.