All users unable to send and receive email after shut down the Exchange Server 2013
We are upgrading the Exchange server 2013 to 2019, but we already setup 1 new Exchange server 2019 and migrated all user mailboxes from Exchange 2013 to 2019. Currently we are planning to decommission Exchange server 2013 but while in testing phase…
Using Graph API to Retrieve Email
How can I use the Graph API to pull a newsletter from an email address and load it into my internal web application? I plan to initially retrieve the email from a mailbox using PowerShell, but I'm open to using PHP/AJAX or another method if that would be…
Multiple ECP & OWA link for different mail domains in 1 exchange server 2019
Hello Guys, Recently i setup a Microsoft Exchange 2019 in Windows server 2022. Now I configured 2 accepted domains in the exchange 2019 (which the mails are working fine inbound and outbound). abc.com - Ex. mail user: user@abc.com xyz.com - Ex. mail…
EWS Operation Item.Copy fails with 'full_access_as_app' permission
We have been using the EWS Item.Copy Operation for nearly 5 years. Since last week (Monday 26th of February 18:00 CET) this operation started failing for 2 of our 40 customers. No configuration has changed in Azure. App Secrets and API Permissions are…
How to fix the SMTP address has no mailboxes associated with it error in .net dll
We are using a .net dll to read an outlook emails using exchnager url and the version. It was working fine untill couple of days ago then I started to get failed to extract mail id from outlook - the stmp address has no mailboxes with it. Ther version is…
Exchange server 2016 and Exchange server 2019 coexistence
Hello, We have 4 exchange server 2016 and client connection for https/smtp relay happens via Load balancer. (for ex. connection to 'owa.abc.com'/'autodiscover.abc.com'/'smtp.abc.com' goes to VIP used for exchange 2016 servers) We have installed 4…
How to debug authentication problems in EWS?
Hi, I am developing a booking integration for Microsoft Exchange Hybrid configuration. I'm using EWS, becasue Graph doesn't support hybrid. For development, I have an Exchange Online environment. The ultimate goal is to access a list of rooms, list their…
All Exchange 2010 databases are dismounted after Installing Exchange 2016 coexist 2010
Dear All, All Exchange 2010 databases are dismounted after Installing Exchange 2016 coexist 2010. Please help me how to resolve this issue? sir. Thank you in advance, Tanisorn
Upgrade from Exchange 2013 to Exchange 2019
Hi Team Where do I start if i need to Upgrade from Exchange 2013 to Exchange 2019.
How to fix A0002 NO AUTHENTICATE failed. in a vb6 app
I have a vb6 app that will be retrieving mails from my outlook email account (example@outlook.com) which is my registered azure account ID. I can retrieve my token everytime I want to check for new mails using imap4, but on applying it later on in the…
PST File reach to 120 GB in Microsoft Exchange 2019
Hi, I am using Microsoft Exchange 2019 Version 15.2 (Build 986.5) Enterprise, One of my user mail file increases and reach to 110GB, as emails of users are very important to us, previously I change default quota of email to customized and set limit of…
Server Discloses Software Version (Expose Server in Response Header)
Server Discloses Software Version (Expose Server in Response Header) Details: Server Name expose in Response Header Solution Tried but it didn't solve the issue: Configure Azure by creating new rules Add/configure web.config Created class in…
Outlook Add-in deployment for Exchange - not allowed in desktop client
Hi, I'm currently working on deploying an outlook add-in. However, at the last steps of the deployment, it seems as though we are hitting a wall - and I cannot fully understand what is happening from the documentation. We are deploying an add-in as .xml…
ews api get folder operation misbehave when using email alias
We have an outlook licensed account whose mailbox is A, and it's alias mailbox is set as B. Moreover, we have an unlicensed mailbox with same name B. When we use GetFolder operation with impersonation being A and mailbox being B, we can get the archive…
Exposed X-OWA-Version HTTP Header reveals Exchange server Build number
I would like to disclose X-OWA-Version from HTTP response headers as it is revealing Exchange Server Build info. I have tried to create Blank outbound rule using URLrewrite, post which OWA returned 500 URL rewrite Module error. I would like to know…
Exchange Token Validation Error with a JWT from Exchange Microservice
Hello! I am struggling with the validation of the Exchange Token. The documented process on how to validate the token worked for a long time but does not anymore. Please see "Validate token contents" here Office 365 Exchange MicroserviceOffice…
Exchange PrepareAllDomains doesn't seem to work
Hello, I'm building a lab for testing migrations of Exchange. I am building a Exchange 2013 server at the moment. I've updated the schema. I've preparedAD. When I run PrepareAllDomains nothing is happening in subdomains. The structure is one…
Exchange 2019 This page isn’t workinglocalhost is currently unable to handle this request. HTTP ERROR 500
I am trying to upgrade from exchange server 2013 to exchange server 2019 - I installed the exchange server 2019 software onto a 2019 standard box. Everything went flawlessly - no errors during the installation. When I try to connect to OWA or ECP -…
Teams Meeting attached with EWS appointment not working for cloud mailboxes
When we use Teams meeting attached with the EWS meeting, we are facing issues with hybrid environment. And this issue is happening for the users in the cloud, in on-prem it works fine. Steps to reproduce: Create an EWS meeting with teams meeting…