Mar 24 2021 01:53 PM
"An internal server error occurred. The operation failed., Unable to cast object of type 'Microsoft.Exchange.Data.Storage.PublicFolderSession' to type 'Microsoft.Exchange.Data.Storage.IMailboxSession'."
Mar 24 2021 08:24 PM - edited Mar 24 2021 08:31 PM
From yesterday, we met the same issue. Any ideas, please?
There are more discussion in this thread: https://github.com/OfficeDev/ews-managed-api/issues/263