Shared Calendar Tracking

Hi, im using Kopano WebApp 3.4.15.1513
have a problem with the Calendar Tracking in a Shared Calendar
if i invite attendees and they accept or decline the Organizer get e mail but i (All Users) can´t see it in the Appointment / get no Response.

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Is the appointment created in the main shared calendar or a sub calendar? (https://jira.kopano.io/browse/KW-1140)