Message type: E = Error
Message class:  /IWNGW/CM_HUB -  
Message number: 116
Message text: Notification instance deleted for notification(s)
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.
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.
The SAP error message /IWNGW/CM_HUB116 Notification instance deleted for notification(s) typically indicates that a notification instance has been deleted in the system, which can occur for various reasons. Here’s a breakdown of the potential causes, solutions, and related information: Causes: Manual Deletion: The notification may have been manually deleted by a user or through a batch job. Data Consistency Issues: There may be inconsistencies in the database or issues with the data integrity that led to the deletion of the notification instance. System Errors: A system error or crash could have caused the notification instance to be deleted unexpectedly. Workflow Issues: If the notification is part of a workflow, issues in the workflow process could lead to the deletion of the notification instance. Archiving: The notification may have been archived as part of a data management process. Solutions: Check Deletion Logs: Review the system logs to determine if the notification was deleted manually or by a process. This
 Get instant SAP help. Sign up for our Free Essentials Plan.
Get instant SAP help. Sign up for our Free Essentials Plan. 
/IWNGW/CM_HUB115 Notification recipient entry deleted for user who triggered action
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
/IWNGW/CM_HUB114 Deleting notifications as per provider settings
What causes this issue?  Notifications will be deleted based on the response from provider. 1. Notification(s) for which delete_on_return is 'TRU...
/IWNGW/CM_HUB117 All notification recipient(s) deleted for given source id
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
/IWNGW/CM_HUB118 Notifications are not deleted as per provider settings
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
Click on this link to search all SAP messages.