How To Fix AXT_MODEL155 - View or window with name &2 already exists for the component &1

AXT_MODEL155 - Overview

• Message type: E = Error

• Message class: AXT_MODEL -

• Message number: 155

• Message text: View or window with name &2 already exists for the component &1

Self-Explanatory Message

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AXT_MODEL155 - Details

• The SAP error message AXT_MODEL155 indicates that there is an attempt to create or open a view or window in the SAP application that already exists. This typically occurs in the context of SAP GUI or Web Dynpro applications where multiple instances of the same view or window are not allowed.
  
  Cause:
  
  Duplicate View/Window Creation: The error is triggered when the application tries to create a new instance of a view or window that is already open or instantiated.
  Session Management Issues: If the application does not properly manage sessions or instances, it may lead to this error.
  Programming Errors: In custom developments, such as ABAP or Web Dynpro applications, there may be logic that incorrectly attempts to create a view that is already active.
  
  
  Solution:
  
  Close Existing View/Window: Check if the view or window is already open. If it is, close it before trying to open it again.
  Modify Application Logic: If you are a developer,