How To Fix 37556 - Delete the name & of the OK_CODE field first

37556 - Overview

• Message type: E = Error

• Message class: 37 - Screen Painter

• Message number: 556

• Message text: Delete the name & of the OK_CODE field first

What causes this issue?

You tried to convert the screen to an include screen (subscreen).
However, the OK_CODE element of the screen already has a name.
The OK_CODE field is not available in a subscreen. Instead, function
codes are passed back to the OK_CODE field of the main screen. If you
used the name of the OK_CODE field in the modules of the subscreen, it
would refer to an undefined value.

System Response

The system cannot convert the screen into a subscreen.

How to fix this error?

In the element list, delete the name of the OK_CODE field (by
overwriting it with spaces). Check as well whether you have used this
name in the screen modules to evaluate the OK_CODE, and change the
program logic accordingly. You can then return to the screen attributes
screen and repeat the operation.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message 37556 - Delete the name & of the OK_CODE field first ?

  The SAP error message "37556: Delete the name & of the OK_CODE field first" typically occurs in the context of screen programming (dynpro) in SAP ABAP. This error indicates that there is an issue with the OK_CODE field, which is used to capture user actions (like button clicks) on a screen.
  
  Cause:
  The error arises when there is an attempt to assign a name to the OK_CODE field that is not allowed. The OK_CODE field is a special field in SAP screens that is used to determine the action to be taken when a user interacts with the screen. If you try to assign a name to the OK_CODE field or if there are conflicting definitions, this error will be triggered.
  
  Solution:
  To resolve this error, you need to ensure that the OK_CODE field is correctly defined and that no other field is using the same name. Here are the steps to fix the