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Messaging development spouts and findings.
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Parsing ServerVersion: When an Int Is Really 5 Ints
21 September 09 11:45 AM
I recently had a case where a customer was asking how to figure out the mailbox version of a given user using Exchange Web Services (EWS). We noticed there is a node returned in the AutoDiscover response message called ServerVersion, but this value seems
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Line Breaks in Managed Web Service Proxy Classes
22 July 09 09:00 AM
Matt , Rick , and I were working on an issue recently where when an application using EWS would set a contact’s Street address to a value containing a carriage return and line feed, like this: physicalAddress.Street = "1234 56 Ave NE\r\nc/oPatrick
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ConfigureMsgService fails with MAPI_E_INVALID_PARAMETER (0x80070057)
10 July 09 09:02 AM
I recently helped a customer with an issue where they were calling ConfigureMsgService and that call was failing, returning an HRESULT of MAPI_E_INVALID_PARAMETER (0x80070057). After debugging it, we established that the reason that ConfigureMsgService
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DeleteItem Ignores ChangeKeys
08 July 09 05:49 PM
According to our documentation , DeleteItem calls should fail with a ErrorStaleObject error when the ChangeKey is not the most recent one. This, however, is not the case. In Exchange 2007, the ChangeKey is completely ignored in DeleteItem calls. This
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TNEF (Chapter 2): Old School
27 January 09 06:09 PM
As discussed in Chapter 1 of this captivating series, MAPI contains an interface to allow developers to create and read TNEF data. This interface is the ITnef interface. There are only a few methods in this interface and they are, for the most part, self
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TNEF (Chapter 1): Basics
16 January 09 11:17 AM
I’ve worked quite a few cases recently regarding problems some folks have had either reading or composing TNEF content. I’ve learned quite a bit myself as a result, and I thought I’d share. I decided I would do a series of blog posts on the topic and
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MAPI Docs Moved
04 December 08 10:34 AM
So, the Exchange team decided they didn't want to maintain the MAPI documentation anymore since they don't ship MAPI anymore. So the Outlook team stepped up and took over the docs. As such, you can now find them under the Outlook branch in the MSDN left-nav.
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OnSyncDelete Delete
30 September 08 01:58 PM
The Exchange team is looking for some feedback on business scenarios that will be impacted by removing store sinks from the code. With Exchange 2007 and beyond, the new technology designed to replace store sinks is EWS Notifications and Transport Agents.
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Forwarding Appointments in Outlook Prepopulates “To” Field With All Attendees
19 September 08 01:38 PM
We’ve had a lot of folks calling in recently about this one. The symptoms are that if you go to your calendar in Outlook and forward a meeting, the To field is prepopulated with all attendees of the meeting and the Subject field is not prefixed with “FW:.”
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You Say Toemaytoe I Say Tahmahtah
16 July 08 09:23 AM
We’ve seen a bunch of folks asking recently if their Exchange 2007 CAS server can talk to their Exchange 2003 mailbox server. The answer is <gasp> it depends on what you mean. It depends on what technology you are referring to and what you mean
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Outlook Requests Can't Get a Date
23 April 08 02:52 PM
There exists a scenario in which attendees to a meeting in Outlook will receive an updated meeting request from the originator that appears to be "out-of-date." In the InfoBar, Outlook will display a message that says "This request is out-of-date." If
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MAPI_E_FAILONEPROVIDER (0x8004011d) after installing Windows Server 2003 SP2
11 January 08 04:56 PM
Sorry for the duplication, I'm just rebranding an earlier post of mine because many people have never heard of SNP and may discount the post due to the title. If you are getting MAPI errors because of RPC connectivity problems, and you have SP2 installed
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Ooh, SNP
16 October 07 04:46 PM
We've recently been seeing an elevated number of cases where networking issues are adversely affecting performance and causing other problems with messaging technologies. The common thread in many of them is that the problem only started to occur after
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ARGH: Large WebDAV PROPPATCH requests fail with 401/401.5
17 July 07 12:09 PM
I had a case recently where one of our products, Duet, was doing a large PROPPATCH against Exchange 2003 and it was failing with a HTTP 401 error. The customer noticed that small PROPPATCH requests succeeded, but large ones (bigger than say 25 KB) would
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Foreign Connectors aren't just bridges over the Rio Grande
29 May 07 03:42 PM
Matt Stehle had a great post on building foreign connectors, the gateway connectors replacement for Exchange 2007. Check it out.
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