4,089 questions
2
votes
0
answers
102
views
Add Microsoft Sensitivity Labels to a meeting using Extended Properties
I am able to successfully apply sensitivity labels to Microsoft Exchange emails by setting the following two extended properties via Graph or EWS:
msip_labels and X-MS-Exchange-Organization-...
- 6,170
0
votes
1
answer
60
views
How to restore a deleted event using Graph API?
Context
We are currently migrating functionality from EWS to Microsoft Graph API (Java). We have a requirement to delete and then programmatically restore calendar events. While our EWS implementation ...
- 151
-3
votes
1
answer
57
views
How to set email reminder in Outlook/M365
In M365 when creating a calendar entry, there is an option to set an email reminder (in addition to the normal popup reminder). I'm trying to figure out how to do this programmatically, using either ...
- 173
1
vote
0
answers
46
views
AllowedResponseOptions for messages with Microsoft Graph [duplicate]
When retrieving a message with EWS, I get an attribute AllowedResponseActions (see documentation). This reports if the meeting request cannot be forwarded for example, or a read notification cannot be ...
- 385
1
vote
2
answers
162
views
Exchangelib wrong credentials/request backoff after migration
Before showing you the error there is some backstory:
Until a couple days ago the code worked just fine. Then they did a migration, before to login we used a link like "https://webmail.domain.it/...
- 23
0
votes
0
answers
77
views
EWS on OVH Hosted Exchange
I am trying to use EWS API to set OOF on a webmail account hosted on OVH (Hosted) Exchange.
I am getting 401 status code every time whereas my email and password are good.
When trying here : https://...
- 11
-1
votes
1
answer
63
views
gSoap API soap->fpost is truncating value of bearer token [closed]
I am using gSoap to interact with Exchange Online using EWS APIs. Lately I have seen that gSoap request soap->fpost is truncating value of bearer token and that is resulting in access denied error. ...
- 299
1
vote
0
answers
79
views
Exchange Web Service Mail - Value of property InReplyTo is too large and requires streaming
I am working with Laravel and trying to send an email through Exchange Web Services (EWS) that contains more than 50 or 100 references in the InReplyTo and References fields. When I attempt to send ...
- 65
0
votes
1
answer
252
views
Microsoft Outlook Exchange Service OAuth Token - Invalid Client
Trying to read mail using EWS but getting below error
Error acquiring access token: MSAL.NetCore.4.72.1.0.MsalServiceException:
ErrorCode: invalid_client
Microsoft.Identity.Client.MsalServiceException:...
1
vote
1
answer
70
views
Text in email file attachment unreadable after using Encoding
I am trying to read File Attachments from emails using MS Exchange Web Service, but when I print out the contents of the file, it just shows a bunch of random characters
?f@??X0?~"????#sLI???1??...
- 1,261
0
votes
1
answer
142
views
Modify Mailbox Access via C#
So I've been creating an application using C# and I can make changes to my Microsoft 365 Tenant using both the Azure.Identity and Microsoft.Graph namespaces and so far it's been working great with ...
- 3
1
vote
0
answers
105
views
How to delete attachments in Exchange On-Prem add-in using Office.js (makeEWSRequestAsync or alternative)?
I’m developing an Outlook add-in for an Exchange On-Premises (On-Prem) environment. The goal is to allow users to delete email attachments directly from the add-in.
However, I’ve run into the ...
- 11
2
votes
1
answer
203
views
Custom server certificate validation callback in EWS API with .NET 9
I'm working with Exchange Web Services (EWS) Managed API reference, and I would like to accept all SSL certificates, when I'm subscribing to notifications:
StreamingSubscription streamingsubscription =...
0
votes
1
answer
242
views
Create Appointment with Graph API without sending invitations?
Is it possible to create an event with Graph APIs without sending the calendar invitation to the attendees? I am using this create event endpoint, but I cannot prevent the invitation from being sent ...
- 367
0
votes
1
answer
113
views
Deleting attachment of mail via Office js <= 1.5 or from EWS call
I am developing an Outlook add-in using Office.js for an Exchange On-Premises server. Due to the limitations of Exchange On-Prem, the supported Office.js version is 1.5 or lower. Unfortunately, in ...
- 11