How To Fix 37178 - The OK_CODE field cannot be deleted

37178 - Overview

• Message type: E = Error

• Message class: 37 - Screen Painter

• Message number: 178

• Message text: The OK_CODE field cannot be deleted

What causes this issue?

You wanted to delete an element from the element list, but the cursor
was placed on the OK_CODE element. You cannot edit this field in the
usual way.

How to fix this error?

Place the cursor on a normal screen element.

Error message extract from SAP system. Copyright SAP SE.

37178 - Details

• The SAP error message 37178, "The OK_CODE field cannot be deleted," typically occurs in the context of SAP ABAP programming, particularly when dealing with screen programming or dialog programming. The OK_CODE field is a special field used in SAP to capture user actions (like button clicks) and is essential for the processing of user inputs in screens.
  
  Cause:
  The error arises when there is an attempt to delete or modify the OK_CODE field in a way that is not permitted. This can happen in the following scenarios:
  
  Screen Modification: If you are trying to delete the OK_CODE field from a screen (e.g., in a screen painter), the system will not allow it because it is a reserved field.
  Program Logic: If there is logic in your ABAP program that attempts to manipulate the OK_CODE field incorrectly, it can trigger this error.
  Field Declaration: If the OK_CODE field is not declared properly in the program or