Forum Discussion
One user unable to add calendar entries to shared calendar.
I have an issue which seems to only be affecting one use, core symptom being she can not add calendar entries to a calendar that has been shared with her with the permission level of editor. Bac...
You can enable mailbox auditing and check the entries for the delegate. Maybe you can identify some more details what happens exactly to the disappearing calendar items: https://technet.microsoft.com/en-us/library/dn879651.aspx