How To Fix /UI5/UI5_REP038 - A dynpro popup has been opened during processing (&1/&2)

SAP Error Message - Details

• Message type: E = Error

• Message class: /UI5/UI5_REP -

• Message number: 038

• Message text: A dynpro popup has been opened during processing (&1/&2)

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /UI5/UI5_REP038 - A dynpro popup has been opened during processing (&1/&2) ?

  The SAP error message /UI5/UI5_REP038 A dynpro popup has been opened during processing (&1/&2) typically occurs in the context of SAP Fiori applications that are built using SAPUI5. This error indicates that a traditional SAP GUI dialog (dynpro) has been triggered during the execution of a UI5 application, which is not expected in a modern Fiori application environment.
  Cause:
  
  Mixed UI Technologies: The error often arises when a Fiori application attempts to call a backend function that opens a dynpro dialog. This can happen if the backend logic is not fully compatible with the Fiori design principles.
  Synchronous Calls: If the application makes synchronous calls to the backend that result in a dialog being opened, it can lead to this error.
  Custom Code: Custom code or enhancements that invoke traditional SAP GUI transactions or screens can also trigger this error.
  
  Solution:
  
  Review Backend Logic: Check the backend ABAP code for any calls that might open a dynpro dialog. Ensure that the logic is designed to work in a Fiori context, using asynchronous calls where necessary.
  Use Fiori-Compatible Function Modules: If you are using function modules or BAPIs, ensure they are designed to be used in a Fiori environment. Avoid using any that are known to trigger dynpro popups.
  Error Handling: Implement proper error handling in your UI5 application to manage unexpected responses from the backend.
  Testing: Test the application thoroughly to identify any specific actions that lead to the error and adjust the code accordingly.
  Consult Documentation: Refer to SAP documentation and guidelines for developing Fiori applications to ensure compliance with best practices.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide guidance on best practices for Fiori application development.
  SAP Community: Engage with the SAP Community forums to see if other developers have encountered similar issues and what solutions they have found.
  Fiori Design Guidelines: Familiarize yourself with the Fiori design guidelines to ensure that your application adheres to the expected user experience and technical standards.
  
  By addressing the underlying causes and following the recommended solutions, you can resolve the /UI5/UI5_REP038 error and ensure a smoother user experience in your SAP Fiori applications.