Agent (NPSrvHost.exe) process crashes persistently after enabling SQL DLA auditing on a busy SQL with error similar to the following in the SQLDLA.nptlog:
System.ServiceModel.CommunicationException: There was an error while trying to serialize parameter http://tempuri.org/:auditEvents. The InnerException message was 'Maximum number of items that can be serialized or deserialized in an object graph is '65536'. Change the object graph or increase the MaxItemsInObjectGraph quota. '.