In my introduction of EWSEditor I said I’d try to get an update out in January of 2010 – now it is late February and there is still no update.  What’s up with that?.. Well, life gets busy but I’ve also been working on improvements to ExRCA ’s ...

Over the past year I’ve been working with the new Exchange Web Services Managed API and I have to say, it’s a wonderful thing – especially compared to working with the Visual Studio generated proxy classes for Exchange Web Services.  While working...

From the Exchange Team blog : “Today we released an updated version of the Exchange Remote Connectivity Analyzer . For those of you not familiar with this site, it is a Web-based tool that helps you troubleshoot connectivity issues. The tool simulates...

Prior to Exchange 2007 SP1 an article was published with some specific guidance related to handling time zones in calendar item tasks.  Contrary to Best Practices for Using Exchange Web Services for Calendaring Tasks , specifying just a MeetingTimeZone...

Earlier I linked to a post by Henning Krauses which discusses searching for a meeting using the UID and GlobalObjectId properties. The point of UID is to provide a unique identifier for a meeting across the calendars each attendee to the same meeting...

A while ago Steve posted information about how to turn of various types of “crawling” in Outlook via named properties that can be set on a store to tell Outlook whether or not it is okay to “crawl” the store in different scenarios.  There are cases...

Fellow developer support engineer, Patrick Creehan , has any interesting post about the delta between the documentation of DeleteItem calls and the actual behavior involving including the ChangeKey in the ItemId of the item you want to delete.  In...

I kept forgetting about this so maybe blogging it will help me remember.  As this thread confirms – you can’t call GetUserOofSettings, SetUserOofSettings, or GetUserAvailability when using Exchange Impersonation.  If you try to do this you’ll...

The Exchange API team has a new post to explaining the differences between using Exchange Impersonation vs. Delegate Access to access an Exchange mailbox using Exchange Web Services.  I’ve seen first hand that there is a gap in understanding the...

The VSTO team has a post which details an issue that you might see when trying to deploy a VSTO solution to Windows 7 RC.  The error message would be… “The required version of the .NET Framework is not installed on this computer” As the blog post...

The Exchange team announced the upcoming service pack for Exchange 2007 recently.  The primary focus of this service pack is preparing Exchange 2007 for interoperability with Exchange 2010 but there are also fixes and changes to existing components...

MVP Henning Krause has some good posts about various different tips and tricks with EWS that are worth looking at… Searching a meeting with a specific UID using Exchange Web Services 2007 Resolving the primary email address with Exchange WebServices ResolveNames...

On the Outlook team blog it was announced recently that Exchange Client Extensions (ECEs) will not work with Outlook 2010. This shouldn’t come as a big surprise, they haven’t been a primary extensibility model for Outlook since Outlook 97-98 days. However...

The Exchange team announced that Exchange 2010 will not have a 32-bit version – not even for evaluations. The post focuses on mainly the non-developer related impact of this change. The key points for developers are: > Applications that automate...

As you might have seen, we announced last week that the Exchange Web Services Managed API is now available as a beta download .  I’ve been working with the API internally for about a year now and I must say, if you are writing .NET code that uses...

Recently, I was helping someone with a Outlook item leak type issue involving a Task FormRegion.  The symptom was that after opening a task, closing it, and reopening the item they were getting the infamous error message, “COM object that has been...

Misha Shneerson, a senior developer on the VSTO team, has a great post giving us hope in the next version of the .NET framework and the 4.0 CLR.  The feature name Misha uses gives it away, “NOPIA” means no interop assemblies!  …This post is...

…I recently submitted the following KB article for publication but wanted to get the content out.  I will update this post when the KB article is published… SYMPTOMS Scenario 1 When you submit an Exchange Web Services request to Microsoft Exchange...

…Recently, I worked with a customer who was facing the problem described below.  We requested a fix but ended up finding a workaround using a Transport Agent.  At this time there is no plan to fix this issue in Exchange 2007… Problem Description...

Welcome to my first in depth Exchange Transport Agent sample!  If you are not familiar with Exchange Transport Agents this blog post is a great place to start.  I created a sample Transport Agent for a customer a while ago that I recently added...

It took me forever to get around to watching this but this is just a great presentation about Exchange development’s future at PDC. He does a great job of explaining where we’ve been as well… Learn about the Exchange Web Services Managed API and how...

The MAPI docs have been revamped and moved from Exchange to Outlook 2007 in MSDN.  As Thom points out - they did great work on these updated docs.  Steve also has a post about this along with an overview.  If you are interested in MAPI...

The latest hotfix package for Outlook was released this week which resolves many of the .NET item leak side effects in the calendar by changing the behavior of Outlook to not reuse calendar item references in memory and instead reload them from the store...

Steve asked me to link to a post from Ryan Gregg detailing some changes in Outlook 2007 SP 2 Beta.  Here is what Steve wrote… Ryan posted an article about some changes we're making in Outlook 2007 SP2. The gist is we're changing Outlook's shutdown...

The Exchange Development Blog has a new post about the recently released Rollup 4 for Exchange 2007 SP 1 .  There are several key changes to Exchange Web Services in this release that are discussed in the post… “…If you have written code against...