How To Fix IW889 - Internal error occurred: LOOP for screen_leave

IW889 - Overview

• Message type: E = Error

• Message class: IW - Order Processing

• Message number: 889

• Message text: Internal error occurred: LOOP for screen_leave

What causes this issue?

An internal error has occurred.

System Response

INCLUDE VERARBEITUNG-ENTER OBJECT DOKU ID TX LANGUAGE EN

How to fix this error?

You can continue with your work since the system has solved the problem
itself.
Nevertheless, report the error to SAP AG, and describe in detail the
preceeding dialog steps.

Procedure for System Administrators

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.

IW889 - Details

• The SAP error message IW889, which states "Internal error occurred: LOOP for screen_leave," typically indicates that there is an issue with the screen processing in the SAP system, particularly in the context of transaction IW21 (Create Notification) or similar transactions related to maintenance and service notifications.
  Causes:
  
  Screen Programming Issues: The error may arise from custom screen programming or modifications that lead to an infinite loop during screen processing.
  User Exits or BAdIs: If there are user exits or Business Add-Ins (BAdIs) implemented that manipulate screen behavior, they might be causing unexpected behavior.
  Data Consistency Issues: Inconsistent or corrupted data in the database can lead to unexpected behavior when the system tries to process screens.
  SAP Notes: There may be known issues with specific versions of SAP that have been addressed in SAP Notes.
  
  Solutions:
  
  Check for SAP Notes: Look for any relevant SAP Notes that address this specific error. You can search the SAP Support Portal