How To Fix D3264 - No display because call is processed from SAP kernel

SAP Error Message - Details

• Message type: E = Error

• Message class: D3 - CCMS - DB2 on OS390

• Message number: 264

• Message text: No display because call is processed from SAP kernel

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.

Unfortunately, there isn't any extra information in this error notice.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message D3264 - No display because call is processed from SAP kernel ?

  The SAP error message D3264 ("No display because call is processed from SAP kernel") typically occurs when there is an attempt to display a dialog or GUI element from a background process or a non-dialog context. This error indicates that the system is trying to execute a display operation that is not allowed in the current context, which is usually a background job or a non-interactive session.
  Cause:
  
  Background Processing: The error often arises when a program or report that is intended to run in the foreground is executed in the background. The SAP kernel does not support GUI operations in background processing.
  Incorrect Program Logic: The program may contain logic that attempts to call a display function (like a screen or dialog) when it should not.
  User Interface Calls: Calls to user interface elements (like ALV grids, pop-ups, etc.) from a background job or a non-interactive session.
  
  Solution:
  
  Run in Foreground: If the program is intended to be run interactively, ensure that it is executed in the foreground rather than as a background job.
  Modify Program Logic: Review the program code to ensure that any display-related calls are only made when the program is running in a dialog context. You can use checks like sy-batch to determine if the program is running in background mode.
  IF sy-batch = 'X'.
      " Do not execute display logic
  ELSE.
      " Execute display logic
  ENDIF.
  
  Use Alternative Methods: If you need to perform operations that require user interaction, consider redesigning the program to separate the logic that can run in the background from the logic that requires user interaction.
  Error Handling: Implement error handling to gracefully manage situations where a display call is made inappropriately.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any specific patches or updates related to this error message. Sometimes, there may be known issues or fixes provided by SAP.
  Documentation: Review the documentation for the specific function modules or methods being called to ensure they are appropriate for the context in which they are being executed.
  Debugging: If you have access to the ABAP debugger, you can set breakpoints to analyze the flow of the program and identify where the inappropriate display call is being made.
  
  By following these steps, you should be able to resolve the D3264 error and ensure that your SAP programs run smoothly without attempting to display GUI elements in a non-dialog context.