How To Fix DNO200 - Notification cannot be created under notification &1

DNO200 - Overview

• Message type: E = Error

• Message class: DNO - Messages for General Notifications

• Message number: 200

• Message text: Notification cannot be created under notification &1

What causes this issue?

The notification to be created cannot be created under notification
&1. Notification &1 is already assigned to another notification and
multi-level hierarchies are not permitted.

System Response

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

How to fix this error?

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

DNO200 - Details

• The SAP error message DNO200, which states "Notification cannot be created under notification &1," typically occurs when there is an issue with the hierarchy or status of the notification you are trying to create. Here are some common causes, solutions, and related information for this error:
  Causes:
  
  Invalid Notification Status: The parent notification (&1) may be in a status that does not allow for the creation of sub-notifications.
  Notification Type Restrictions: The type of the parent notification may not permit the creation of a new notification under it.
  Authorization Issues: The user may not have the necessary authorizations to create a notification under the specified parent notification.
  System Configuration: There may be configuration settings in the SAP system that restrict the creation of notifications under certain conditions.
  
  Solutions:
  
  Check Notification Status: Verify the status of the parent notification. If it is closed or in a status that does not allow for sub-notifications, you may need to change