Can’t delete email using MAPI
I’ve created Outlook 2019 add-in in C# and trying to use DeleteMessages method from MAPI to delete single email. However I’m always getting E_INVALIDARG as a result (look at code below).
I’ve created Outlook 2019 add-in in C# and trying to use DeleteMessages method from MAPI to delete single email. However I’m always getting E_INVALIDARG as a result (look at code below).