Symptoms

When a user accepts a meeting request that's just a single occurrence of a recurring meeting by using the Microsoft Exchange ActiveSync client protocol (the version is earlier than 16.0), the user is added to the entire series of this meeting as an optional attendee.

Cause

This issue occurs because no recurrence information is passed to the Exchange ActiveSync client protocol.

Resolution

To fix this issue, install one of the following cumulative updates:

Status

Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.

References

Learn about the terminology that Microsoft uses to describe software updates.

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