How To Fix DNO012 - Notification &1 blocked. It is being processed externally

SAP Error Message - Details

• Message type: E = Error

• Message class: DNO - Messages for General Notifications

• Message number: 012

• Message text: Notification &1 blocked. It is being processed externally

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message DNO012 - Notification &1 blocked. It is being processed externally ?

  The SAP error message DNO012 indicates that a notification (in this case, represented by &1) is blocked because it is being processed externally. This typically occurs in the context of maintenance notifications or service notifications within the SAP system, particularly in the Plant Maintenance (PM) or Customer Service (CS) modules.
  Cause:
  The error message DNO012 can be triggered by several factors, including:
  
  External Processing: The notification is currently being processed by an external system or application, which prevents any changes or updates from being made in SAP.
  Status Management: The notification may have a status that restricts further processing, such as being in a "locked" state due to ongoing activities.
  User Lock: A user may have locked the notification for editing, which can happen if multiple users are trying to access the same notification simultaneously.
  Integration Issues: If there is an integration with other systems (like a third-party maintenance system), it may be that the notification is being processed there.
  
  Solution:
  To resolve the DNO012 error, you can take the following steps:
  
  Check External System: Verify if the notification is being processed in an external system. If so, you may need to wait until the processing is complete or coordinate with the team managing that system.
  Review Notification Status: Check the status of the notification in SAP. If it is in a status that prevents editing, you may need to change its status or wait until the current processing is complete.
  Unlock the Notification: If a user has locked the notification, you may need to contact that user to unlock it or use transaction codes like SM12 to check for and delete any user locks if appropriate.
  Consult with IT Support: If the issue persists, it may be necessary to consult with your IT support team or SAP Basis team to investigate any underlying issues with the system or integration.
  
  Related Information:
  
  Transaction Codes: You can use transaction codes like IW21 (Create Notification), IW22 (Change Notification), and IW23 (Display Notification) to manage notifications.
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  Documentation: Review SAP documentation related to notifications and their statuses for a better understanding of how they are managed within the system.
  
  By following these steps, you should be able to identify the cause of the DNO012 error and take appropriate action to resolve it.