How To Fix 5Q399 - Non-assigned notification with Zusy ID &1 already exists in system

5Q399 - Overview

• Message type: E = Error

• Message class: 5Q - Error Texts for Public Sector

• Message number: 399

• Message text: Non-assigned notification with Zusy ID &1 already exists in system

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.

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5Q399 - Details

• The SAP error message 5Q399 indicates that there is a non-assigned notification with a specific Zusy ID (which is a unique identifier) that already exists in the system. This typically occurs in the context of maintenance notifications or service notifications within SAP's Plant Maintenance (PM) or Customer Service (CS) modules.
  
  Cause:
  
  
  Duplicate Notification: The error usually arises when there is an attempt to create a new notification with a Zusy ID that is already associated with an existing notification. This can happen if:
  
  The user is trying to create a notification that has already been created.
  There is a system or user error that leads to the same notification being submitted multiple times.
  Data synchronization issues, especially in systems that integrate with other applications or databases.
  
  
  
  Data Integrity Issues: Sometimes, data integrity issues can lead to the system not recognizing that a notification is already present.
  
  
  
  Solution:
  
  
  Check Existing Notifications: 
  
  Use transaction codes like IW21 (Create Notification) or