Microsoft.Exchange.WebServices.Data.EmailMessage error "The operation can't be performed because the item is out of date. Reload the item and try again"
Hi, I have been using Microsoft Exchange Web Services for a couple of years in my asp.net c# system and had no issues. Last week 1 customer started getting below error, then yesterday another customer and 2 more…
Upgrading Exchange Server 2016 from CU 20 to latest CU that is in Hybrid.
Hi, I have Exchange Server 2016 that is currently on CU 20 and I would like to upgrade it to the latest CU 23. We are in Hybrid and on prem is primarily used for SMTP relay and initial on boarding of users/mailboxes that are then migrated to O365. I am…
rest api for exchange online
I know there is rest API support to control your outlook/mail. But I need to know if there is any API reference for Exchange Online settings. For example, in powershell we have cmdlets like Get-TransportRule, Get-MalwareFilterPolicy,…
Getting an error when trying to setup Exchange Online ForwardingAddress in Azure Runbook
Hello, I am trying to setup an Azure Automation Runbook in which I convert a User Mailbox to a Shared Mailbox and setup a ForwardingAddress. I setup all the permissions and converting the mailbox is working, setting a forwarding address throws the…
Unable to Send Email Messages using Microsoft.Exchange.WebServices Library
Hello! I've been using Microsoft.Exchange.WebServices 2.2.0 library to send emails from my C# application for a couple of years and have not been changed my code for a long time. It worked seamlessly but yesterday I started constantly getting the…
Outlook access tokens not renewed automatically with Extended MAPI application
I have an Extended MAPI application running as a Windows service and using a previously, manually configured Outlook profile that accesses mailboxes on M365. This application has been running fine using the same Outlook profile for months or with some…
Read office 365 Emails with C#.Net using Exchange Web service APIs
I trying to read My office 365 Emails with C#.Net using Exchange Web service APIs but getting 410 unauthorized error Could you please advise me on this
How Can I Add Mutiple Domains for a Exchange Server 2019 and create users with them in a exchange server
Hi Team, I have set up the exchange server 2019 on the virtual machine that is integrated with the active directory and attached the domain suppose abc.com. I have created some users with this domain such as john@abc.com and ram@abc.com in the active…
Microsoft EWS api SyncFolderItems operation returns infinite ReadFlagChange events for group mail
Hello, We've met an issue when we use EWS SyncFolderItems api to sync inbox items for group mail. There are 12143 items in the inbox, and we pull 500 changes per api. However, we've tried to pull 1000 times (eg. 500000 changes) and it still…
Understanding Microsoft Message-ID Email Header
Hi All, I would like to understand further on how Microsoft generates its message-id that is found in the email headers. I noticed the message-id ended with "prod.outlook.com" at the end of the message-id …
tracking read status of email messages in exchange online
Currently our organization uses an exchange hybrid cloud model. We want to track read status of email messages of a specific sender in the system. We tested using a user in the oprem to send to users in the online exchange, however I used the…
Connect-OrganizationAddInService using Entra ServicePrincipal ID
I am trying to find if someone has successfully done this, basically automatize the deployment of an Add-in to Office 365 Client Secret: "1111111111111111111" (This is a secret that should be protected and not shown, I am having a look how to…
Connect-Exchange Online (Error while sending the request)
Hello, I'm getting the below Error while connecting to Exchange Online (PowerShell Script) when called from .Net Application. #Import-Module ExchangeOnlineManagement #Connect-ExchangeOnline -Credential $Creds An error occurred while…
Relay Access Denied Error
This error occurs.....
Amount of 14.16 euros was deducted from the card, but I don't understand why, because I don't have any subscriptions and Microsoft doesn't show this payment in the system.
The amount of 14.16 euros was deducted from the card, but I don't understand why, because I don't have any subscriptions and Microsoft doesn't show this payment in the system.
Exchange not syncing default alert times on calendar appointments with iOS
Hello All, I am an IT Admin and my problem is a known issue, the problem is a sync issue when using any iOS device with MS Exchange account syncing with the Apple Calendar app. I sent this to Microsoft Support but hoping that someone out here may have a…
applewebdata in email from iOS exchange app
Hello, I wasn't quite sure where to ask this, so I am asking here. I am helping develop an email application that is polling exchange inboxes. One of the emails received had inline images in the following format: <img alt="image0.jpeg"…
How to trace unread emails status in specific time/date range for all users in Exchange On-prem
Hello Team, I have a case where customer request an assistant to trace all unread emails with specific time range in their organization. Is there any way to perform this activity at one go? Any PowerShell script I can find? Environment is Exchange…
Sending email though powershell with Microsoft Graph
I am using the following powershell script to test the functionality of email notification using Microsoft Graph. The emai script sends the email but in the inbox of the receiver I am getting a failed delivery. # Configuration $clientId = " " …
Move Mail from personal Mailbox to public folder (EWS/Graph)
I am trying to move a mail item from a personal mailbox to a public folder. As I understand, this is still not possible using Microsoft Graph because public folder access is not supported. Using Microsoft 365 Groups instead of public folders to store…