How To Fix EU120 - Dynpro &1 is not a selection screen

SAP Error Message - Details

• Message type: E = Error

• Message class: EU - Development Environment

• Message number: 120

• Message text: Dynpro &1 is not a selection screen

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 EU120 - Dynpro &1 is not a selection screen ?

  The SAP error message EU120 indicates that the program is trying to access a screen that is not a selection screen. This typically occurs when a user attempts to execute a transaction or report that expects a selection screen, but the specified screen is not defined as such in the program.
  Cause:
  
  Incorrect Screen Number: The screen number being called is not defined as a selection screen in the program.
  Program Logic Error: There may be a logical error in the program where it incorrectly references a screen that is not intended to be a selection screen.
  Custom Development Issues: If the program is a custom development, there may be issues in the coding where the screen is not properly defined or called.
  Transport Issues: If the program was transported from one system to another, there may be inconsistencies in the screen definitions.
  
  Solution:
  
  Check Screen Definition: Verify that the screen number being called is indeed defined as a selection screen in the program. You can do this by checking the screen attributes in the ABAP Workbench (SE80 or SE38).
  Review Program Logic: Look through the program code to ensure that the correct screen is being called. If necessary, modify the code to reference the correct selection screen.
  Debugging: Use the debugger to trace the execution of the program and identify where the incorrect screen call is being made.
  Transport Validation: If the issue arose after a transport, check the transport logs and ensure that all necessary objects were transported correctly.
  Consult Documentation: If the program is standard SAP, refer to SAP Notes or documentation for any known issues or updates related to the program.
  
  Related Information:
  
  Transaction Codes: If you are working with a specific transaction code, ensure that it is correctly configured and that the associated program is functioning as expected.
  SAP Notes: Search for relevant SAP Notes that might address this specific error message or provide patches or updates.
  Community Forums: Consider checking SAP Community or other forums for similar issues faced by other users and their solutions.
  
  If the problem persists after trying the above solutions, it may be beneficial to reach out to your SAP support team or consult with an experienced ABAP developer for further assistance.