3570778 - How to control if system sends notification if user was added or removed from a team group of an sourcing project, event or request?

• How can I stop the email that states You have been added to the project?
• Ariba Sourcing users are not receiving email when they are assigned to a team group in a project, event or sourcing request?
• Ariba Sourcing users are not receiving email when they are removed from a team group in a project, event or sourcing request?
• Email "You have been added to project <Doc Id>- <Event tittle> in the following group: <Team group name>" is not being sent when user is assigned to a team group in an project, event or sourcing request.
• Email "Your role as <Team group name> has been removed from project <Doc Id> - <Event tittle>" is not being sent when user is assigned to a team group in an project, event or sourcing request.

SAP Ariba Sourcing

KBA , BNS-ARI-GS-EVT-NOT , Guided Sourcing Event Notifications , BNS-ARI-GS-REQ , Guided Sourcing Request , BNS-ARI-SS-ADU-NOT , Strategic Sourcing User Administration Notifications , BNS-ARI-GS-PRO , Guided Sourcing Project , BNS-ARI-SS-EVT-NOT , Strategic Sourcing Event Notifications , How To