How To Fix PG377 - Screen &1 of program &2 is not a list screen; function is not possible

SAP Error Message - Details

• Message type: E = Error

• Message class: PG - Error Messages for Master Data Programs

• Message number: 377

• Message text: Screen &1 of program &2 is not a list screen; function is not possible

What causes this issue?

Your attempt to generate the overview screen was unsuccessful because
screen &1 is not an overview screen.

System Response

The function is not permissible.

How to fix this error?

Please check screen &1 in program &2. Also check your entries.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message PG377 - Screen &1 of program &2 is not a list screen; function is not possible ?

  The SAP error message PG377 indicates that the program you are trying to execute is not displaying a list screen, which is required for certain functions to work. This error typically occurs when you attempt to perform an action that is only valid in a list context, such as selecting multiple entries or using list-specific functions (like sorting or filtering) on a screen that does not support these features.
  Cause:
  
  Non-List Screen: The screen you are on is not designed to display a list of items. It may be a single-item screen or a dialog screen.
  Incorrect Program Logic: The program may have been incorrectly designed or configured, leading to the display of a non-list screen when a list screen is expected.
  User Action: The user may have attempted to execute a function that is only applicable to list screens, such as selecting multiple entries or using list navigation.
  
  Solution:
  
  Check the Screen Type: Verify that you are on the correct screen type for the action you are trying to perform. If you need to work with a list, navigate to the appropriate transaction or screen that displays a list.
  Use the Correct Transaction: Ensure you are using the correct transaction code that is intended for list processing. If you are unsure, consult your SAP documentation or system administrator.
  Review Program Logic: If you have access to the program code, check the logic to ensure that it is correctly set up to display a list screen when required. This may involve debugging or consulting with a developer.
  Contact Support: If you are unable to resolve the issue, consider reaching out to your SAP support team or consulting the SAP community for further assistance.
  
  Related Information:
  
  SAP Documentation: Review the SAP Help Portal or relevant documentation for the specific transaction or program you are using.
  SAP Notes: Check for any SAP Notes related to the error message PG377, as there may be known issues or patches available.
  User Forums: Engage with SAP user forums or communities where similar issues may have been discussed, and solutions shared.
  
  By following these steps, you should be able to identify the cause of the error and take appropriate action to resolve it.