How To Fix I4391 - Subscreen &1 does not support arrangement in the right half of the screen

SAP Error Message - Details

• Message type: E = Error

• Message class: I4 - WCM: Work Clearance Management

• Message number: 391

• Message text: Subscreen &1 does not support arrangement in the right half of the screen

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message I4391 - Subscreen &1 does not support arrangement in the right half of the screen ?

  The SAP error message I4391, which states "Subscreen &1 does not support arrangement in the right half of the screen," typically occurs when there is an issue with the layout configuration of a subscreen in an SAP transaction. This error indicates that the specific subscreen you are trying to display is not designed to be placed in the right half of the screen layout.
  Cause:
  
  Subscreen Configuration: The subscreen in question may not be configured to support the right-side arrangement. This can happen if the subscreen is designed to occupy the full width of the screen or if it has specific layout constraints.
  Screen Layout Settings: The screen layout settings in the transaction or program may not be compatible with the subscreen's design.
  Custom Development: If the subscreen is part of a custom development, there may be issues in the coding or screen design that prevent it from being displayed correctly.
  
  Solution:
  
  Check Subscreen Design: Review the design of the subscreen (using transaction SE80 or SE11) to ensure it is configured to support being displayed in the right half of the screen. You may need to adjust the screen attributes.
  Adjust Screen Layout: If you have access to the screen layout settings, consider modifying the layout to ensure that the subscreen can be displayed correctly. This may involve changing the arrangement of the main screen or the subscreen.
  Consult Documentation: If the subscreen is part of a standard SAP module, consult the SAP documentation or support notes for any specific requirements or limitations regarding the subscreen.
  Custom Code Review: If the issue arises from custom code, review the relevant ABAP code to ensure that the subscreen is being called correctly and that it adheres to the layout requirements.
  Testing: After making changes, test the transaction again to see if the error persists.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide guidance on subscreen configurations.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
  Transaction Codes: Familiarize yourself with transaction codes like SE80 (Object Navigator) and SE11 (Data Dictionary) for screen and subscreen management.
  
  If the problem persists after trying the above solutions, it may be beneficial to reach out to your SAP support team or a consultant with expertise in SAP screen design and layout.