Deleete Appointment, A client operation has failed

Franky 61 Reputation points

hello all,

when a colleague creates an appointment in her boss's calendar and wants to delete it, the following error "a client operation has failed" appears

Calendar Rights - Editor

we create new outlook profil at my colleague - same problem

delete calendar permission , add calendar permission author on her boss - same problem

Exchange 2016 CU23 onPrem all patches
Outlook 2021 all patches

Microsoft Exchange Online Management
Microsoft Exchange Online Management
Microsoft Exchange Online: A Microsoft email and calendaring hosted service.Management: The act or process of organizing, handling, directing or controlling something.
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  1. Nicolas Roche 401 Reputation points


    Did you try to do this delegation from Exchange Server (or OWA) ?

    Best Regards

    No comments

  2. Franky 61 Reputation points

    OWA works fine,

    we wait for next Office Update