Welcome to the Archived, Readonly Zimbra Collaboration forums. Here’s the place where we talked about all things related to Zimbra email products. Registrations and postings are disabled here.
Be sure to visit https://www.zimbra.com/forums to start new discussions and to find the latest answers to questions being asked.
Have you looked at SetAppointmentRequest - it does many of the same functions as Modify but it does not send emails out.
View Tag Cloud