How To Fix /IWNGW/CM_HUB053 - Notification(s) with ParentId '&1' does not exist

SAP Error Message - Details

• Message type: E = Error

• Message class: /IWNGW/CM_HUB -

• Message number: 053

• Message text: Notification(s) with ParentId '&1' does not exist

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.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message /IWNGW/CM_HUB053 - Notification(s) with ParentId '&1' does not exist ?

  The SAP error message /IWNGW/CM_HUB053 Notification(s) with ParentId '&1' does not exist typically occurs in the context of the SAP Plant Maintenance (PM) or SAP Customer Service (CS) modules, particularly when dealing with notifications and their relationships.
  Cause:
  This error indicates that the system is trying to access a notification that is expected to be linked to a parent notification (identified by the ParentId), but it cannot find any notification with that specific ParentId. This can happen due to several reasons:
  
  Data Deletion: The parent notification may have been deleted or not created properly.
  Incorrect ParentId: The ParentId being referenced may be incorrect or mistyped.
  Data Synchronization Issues: There may be issues with data synchronization between different systems or modules.
  Authorization Issues: The user may not have the necessary authorizations to view the notification.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Verify ParentId: Check the ParentId being referenced in the error message. Ensure that it is correct and corresponds to an existing notification.
  
  
  Check Notification Existence: Use transaction codes like IW21 (Create Notification) or IW22 (Change Notification) to search for the parent notification. If it does not exist, you may need to recreate it.
  
  
  Review Deletion Logs: If the parent notification was deleted, check the deletion logs or consult with your SAP administrator to see if it can be restored.
  
  
  Data Consistency Check: Run consistency checks in the system to ensure that all notifications and their relationships are intact. This may involve using specific SAP reports or tools.
  
  
  Authorization Check: Ensure that the user has the necessary authorizations to access the notifications. You may need to consult with your security team to verify this.
  
  
  Consult SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that might address this specific error or provide patches or updates.
  
  
  Contact SAP Support: If the issue persists after trying the above steps, consider reaching out to SAP Support for further assistance.
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as IW21, IW22, IW23 (Display Notification), and IW28 (Change Multiple Notifications).
  SAP Documentation: Review SAP documentation related to notifications in the PM/CS modules for more context on how notifications are structured and managed.
  User Forums: Engage with SAP community forums or user groups where similar issues may have been discussed.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.