Microsoft Graph Calendar refers to the Outlook Calendar APIs in Microsoft Graph. This tag should always be used in conjunction with the [microsoft-graph] tag.
Questions tagged [microsoft-graph-calendar]
408 questions
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Receive validationToken but Subscription validation request timed out
Anyone can help me?.
I want register subscription for user, i use ngrok.
I try use postman it success but in my web it error.
this is my log
[2020-07-20 11:12:52] local.INFO: Error: Client error: `POST https://graph.microsoft.com/v1.0/subscriptions`…

Minh Trọng Trần
- 31
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Microsoft graph delta query documentation clarification
I am going through documentation for Microsoft Graph https://learn.microsoft.com/en-us/graph/delta-query-events?tabs=java and found that section "The next round: sample first request" doesn't include delta query as part of request in which case the…

Croy
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Graph API - messages - invalid Json produced by API for eventMessageRequest
See attached screenshot, when processing the messages in a user's folder, when the message is an "eventMessageRequest" then the json is invalid: it contains the "type" key twice and the Json parsers can't deal with it.
screenshot of original json…

Wim Decorte
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1 answer
How to handle deleted Recurring master events using Microsoft delta queries
I am trying to move from EWS to Microsoft graph and facing problem while implementing syncFolderItems flow.
I need to track and update changes of all created, modified and deleted events using Microsoft graph apis.
I went through Microsoft…

Croy
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- 14
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1 answer
Get Change type in delta Events in Microsoft Graph Api
I am migrating from EWS to Microsoft graph and having problem in replacing flow "ExchangeService.syncFolderItems".
ChangeCollection changedItems = exchangeService.syncFolderItems(calendarFolder.getId(),
FirstClassProperties, null, 512,…

Croy
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1 answer
MSAL and Graph API - access a user's calendar without user interaction?
I have an app that runs in a conference room kiosk that displays the conference room's calendar. Right now the app uses the Interactive Credentials Flow to interactively get the room account's token and then fetch the calender. By managing refresh…

LostException
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1 answer
EWS apis appointment class vs Graph Event class
I am trying migrating from EWS Apis to microsoft graph Apis and trying to refactor my code. Here is the my doubt:
In my application, All create/update/get meeting synchronization functionality is currently implemented using…

Croy
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- 14
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1 answer
Microsoft graph returning bad request when creating event in daylight savings time
I am trying to create an event using Microsoft Graph API. I am getting the following error.
{
"error": {
"code": "TimeZoneNotSupportedException",
"message": "A valid TimeZone value must be specified. The following TimeZone value is not…

aditya arun
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Create event with Microsoft Teams online meeting using Microsoft Graph Java SDK
Searching in the Microsoft Graph documentation, I found this:
https://learn.microsoft.com/es-es/graph/api/user-post-events?view=graph-rest-1.0&tabs=java
It says that you can create an event with an online meeting using Java "Event" type.
Code…

Aitor Gil
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Microsoft Graph - Is it possible to access all events in all calendars shared with me using one GET request?
I've figured out how I can loop through all the calendars I want to read and do separate GET requests to read the events in them, but is there a way to do this in one GET request? It seems like I need to provide either a user id or calendar id at…

Demerit
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1 answer
How can we receive notification for deleted non series-master recurring event using Microsoft Graph API?
I've subscribed to the user's calendar but when one/few of the recurring event(s) in the calendar is removed, then I just received notification for the series-master event along with all other events which are part of the recurrence.
Is there some…

Naveen Anto
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Unable to retrieve cancelledOccurences from recurring event using Graph API
When I query the Microsoft Graph API for event instances (graphClient.Me.Events[ExternalID].Instances), all event instances are returned.
In addition, instances that have been changed and are now "exceptions" are also returned.
However, instances…

Spencer Gray
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Bi-annual events created using Graph API/SDK missing first instance
When I create the following event using the graph SDK, the first instance of the recurring event isn't created until May 4th, 2021:
var tmpEvent = new Microsoft.Graph.Event
{
Start = new Microsoft.Graph.DateTimeTimeZone
…

Spencer Gray
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1 answer
What Is Causing Error 5009 from MS-Graph API on Calendar.GetSchedule Call?
I'm trying to make a GetSchedule call to MS-Graph and all SMTPs I provide in the call get kicked out with error code 5009 and this message:
Unable to resolve e-mail address xxxxx@yyyyy.onmicrosoft.com to an Active Directory object.
I have no…

pjneary
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Missing properties in the occurrences of recurring events when using delta function
i'm trying to fetch the list of all modified Outlook event instances in a certain time period using Microsoft Graph and the delta funcion.
When i call the the following…

PiterYeh
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