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Duplicate Calendar Invites Sent
Beginning 12/13/18 we got a report from one of our end users that Calendar invite emails were being sent multiple times to the recipients (both internal and external). The recipient would report re...
- Hi,
Could you run a message trace (https://docs.microsoft.com/en-us/exchange/monitoring/trace-an-email-message/run-a-message-trace-and-view-results) to trace these duplicate emails and in the message trace results box, double click one duplicate email and then share with us the detailed delivery status screenshot.
Please share the mail header of this duplicate email’s from the recipients/attendees’ side.
There is another thing your admin can do is to check the transport rules in > exchange admin center> mail flow > rules, check whether there are related transport rules to send these duplicate emails.
Let me now how it goes
Do you know if the meetings were accepted on a Apple device? This is a regular occurrence, while various fixes have been attempted, eventually the breakdown happens again. I would suggested deleting the meeting on the Apple device and accepting the meeting on a Windows machine if possible.
When will you fix this? Our personnel use apple devices and cannot go to a laptop to accept calendar invites Terry Hugill
- Microsoft and Apple have fixed it a number of times but it keeps happening after updates. The only known workaround is to accept invites on non-apple devices
We have the same problem. When we receive an invitation from a Google calendar, the sender of the invitation is spammed with countless emails. In addition, we receive "undeliverable" messages.
Sender is always mailto:calendar-notification@google.com. Does anyone know how to fix it?
