Browse by Tags

THIS IS A DRAFT DOCUMENT AND MAY CHANGE WITHOUT PRIOR NOTICE. PURPOSE: Collect ETL trace from Exchange Server 2007 & 2010 to troubleshoot Exchange Web Services related issues. Applies to: Microsoft® Exchange Server© 2007 & 2010 Steps 1) Go to CAS Server and fire up Extra.exe (%PROGRAMFILES%\Microsoft...

This happened to be a second recent case among many others facing the similar issue, and they could not update an existing contact using EWS Managed API. I got this customer, like all others complaining that they cannot set the contact’s Physical Address to a blank value. The same contact can be updated...

So I got this friend of mine who works for MS IT and was curious to find Outlook’s install location programmatically irrespective of 32/64 bit installation of OS or Outlook. First thought was registry, but that gets little messy.. you go to HKCR & then parse through it to find the location of Outlook...

Problem: Attachments.Add fails only for POP3/IMAP accounts when the attachment type is Outlook.olEmbeddedItem Cause: This is a known issue with Microsoft Product ( Outlook 2010 ) and we have an internal fix available. The fix is expected to go public with the release of next Service Pack for the product...

Ok, this was a fun case and I never had such fun on a CDOSYS case & I am lying. I spent nearly all day in hunting down a Transport failure issue when sending emails using CDOSYS and Exchange 2007 as backend. This was the configuration of the default Receive connector, pretty secured…huh??? Yeah!...

I recently had couple of customer reporting that their existing/new OWA customization code is not working in Preview mode. You will notice the following error message displayed instead.. "This type of message isn't fully supported in Conversation mode. Click here to open the full version, which...

This is just FYI that we know the limitation of System.Net.Mail classes and its incapability of sending secured emails over SSL / SMTPS. The SmtpClient class only supports the SMTP Service Extension for Secure SMTP over Transport Layer Security as defined in RFC 3207. In this mode, the SMTP session begins...

  We have an official release for the issue and if you are facing this problem then I would recommend you contacting PSS and refer to this blog http://blogs.msdn.com/b/vikas/archive/2010/04/05/bug-net-4-0-system-net-mail-unable-to-send-emails-with-large-attachments-more-than-3mb.aspx I am expected...

I recently had two cases where the MAPI application was failing while creating a dynamic profile calling IMsgServiceAdmin::ConfigureMsgService. Although if the same application is executed outside Service Control Manager then it work and is able to create the profile just fine. In both cases we found...

THIS IS JUST FYI AND IF YOU ARE FACING THE SIMILAR ISSUE THEM PLEASE LET ME KNOW. WE ARE AWARE OF THIS ISSUE AND ALREADY WORKING ON A FIX FOR THE SAME. When using Outlook UI if a user tries to send a meeting request without any recipient he is prompted by the following prompt "The meeting cannot...

This is pretty exciting development which came yesterday as Microsoft announced the availability of two new open source projects to facilitate interoperability with Outlook PST files. Now start your engines and start thinking of solutions that you can build upon it, and some of you who were reverse engineering...

This is quite frequently asked and with surprise & worries mixed together… Why WebDAV is able to see my Private meetings/appointments? Isn’t this a security breach? How can I get it fixed? The answer is very simple, not this is not a bug. This is how it should work and then comes a even bigger surprise...

This is probably the first bug reported by customer so far for System.Net.Mail Class in .NET 4.0 Framework, or at least the first one I worked on. This was pretty straight forward repro and I did not had to do much to reproduce the issue locally.   static void Main( string [] args) { SmtpClient...

I have been working lately with this customer who was trying to create new signature files under %APPDATA%\Microsoft\Signatures folder which will be used by Outlook 2007 (SP2) but what we discovered is that whenever they try to use it, it used to crash Outlook. This was the content of the HTML Signature...

It’s been 3 very long and cherished years of my life as I complete my 3 years of career at Microsoft India GTSC, based out of Bangalore, India. A Bachelor in Computer Sciences was just a degree I acquired to certify my geek level. I was much more interested in practical knowledge than theoretical and...

I am not talking about some Friday night dinner or the latest buff around the corner. I am talking about the “Include” tab on Outlook 2007’s Ribbon UI. Recently I got this case where customer developed a custom email form but he was not able to use the “Include” tab to add attachments to the email...

Want to learn Exchange Web Service but not sure how and from where? Here are the few articles that I share very often with partners and customers who want to learn more about Exchange Web Services. Undoubtedly there is so much information out there and that’s too in such a short span of time. You better...

First thing first, you should understand that this is NOT SUPPORTED & NOT RECOMMENDED solution by Microsoft. This is just a proof of concept that OWA 2007 can be auto login, if you know the username & password of target account. The approach is simple and took me little reverse engineering or...

First thing first, this is just for demonstration purpose and might *not* be a supported solution by Microsoft. The setting we are reading from are hidden messages and not documented anywhere. I had to reverse engineer it for demonstration purpose. Objective : To get OOF State of any user in your organization...

This is going to be a very simple sample of how you can send an email with custom properties set and also change the message class so that it render on outlook as Custom Form. Prerequisites: A custom form must be published with same class name to render the email properly. How it works… Step 1) It drop...

Good news for all .Net developers working with Exchange or willing to work with Exchange but have zero experience in the domain. Exchange Team had been working so hard to reduce your efforts and improve your efficiency. Check out these videos to see what EWS Managed API is capable of http://channel9...

I have been working on different SearchFolders cases lately where customers were trying to create SearchFolder using EWS. Working on those issues has uncovered a limitation of Outlook (I tested it on 2007, but may exist with earlier versions as well) I created the search folder using the following XML...

Here is a quick sample if you are looking at creating a search folder using EWS which will look for Custom Property. Here we are looking for a custom property named “EmployeeID” and make sure that the property exist and does not have a blank value. public static BaseFolderType CreateCustomPropSearchFolder...

Ever copied a DLL from one system to another and registered it using RegSvr32.exe? or in other words ever created a DLL hell situation? Its easy and dirty at the same time to copy-paste DLL between systems and register them using regsvr32.exe Often you copy-paste, register DLL from temporary folders...

This is my first attempt to write a Powershell sample to my readers. In this sample we will give Send-As, Receive-As, ms-Exch-Store-Admin rights to an active directory user. We will be piping two commands here… Get-MailboxServer and the result will go to Add-AdPermission. You may give same permissions...