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Wednesday, October 03, 2007 2:48 PM

FYI: Why are MAPI and CDO 1.21 not supported in managed (.NET) code?

The issue of using MAPI or (most commonly) CDO 1.21 in managed (.NET) code is one that comes back to us a lot on the Messaging Developer Support team. Both the messaging technologies in question and the .NET framework have been around for many years at
Posted by mstehle | 24 Comments
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Monday, October 01, 2007 10:17 AM

KB: Respond to Meeting Requests via the MeetingItem Interface in CDO 1.21

...We'll be publishing a KB article to establish this support policy update on CDO 1.21. I'll update this post with KB number, in the meantime, here is the content of the article... Calling the Respond method to accept or decline a meeting request using
Posted by mstehle | 0 Comments
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Friday, July 27, 2007 11:28 AM

HOWTO: Delete Search Folders and Interop with CDO 1.21 from Managed (.NET) Code

The Outlook 2003 Object Model does not have anyway to delete Search Folders, although you can create them. The only way to delete them is to use CDO 1.21 code. However, it is not supported to run CDO 1.21 or MAPI code (yes, this includes Redemption any
Posted by mstehle | 2 Comments
Monday, March 12, 2007 2:25 PM

FYI: DST 2007 exposes those who misuse CDO 1.21

A couple notes from the field as we enter the window of time that is DST 2007... Due to the security dialogs added to CDO 1.21 in the Outlook 2000 timeframe many people started to copy CDO 1.21 from an Exchange installation for us on client machines and
Posted by mstehle | 3 Comments
Tuesday, February 27, 2007 8:50 PM

OUTBOX: How to tell if the DST Rebasing Tool has been run on a mailbox?

The rebasing tool adds time zone information to appointments that it touches. This time zone information is the same that Outlook 2007 (and patched versions of CDO 1.21) puts on appointments when it creates them. These time zone structures are described
Posted by mstehle | 7 Comments
Wednesday, January 03, 2007 3:51 PM

MYTH: CDO 1.21's Session.Logon parameter "profilePassword" actually does something...

...I'm back from a happy holiday vacation; I hope yours was happy too. Below is one of my favorite questions about CDO 1.21 because it gets asked a fair amount and the answer is simple, frustrating, and a little embarrassing for me as an MS employee.
Posted by mstehle | 1 Comments
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Friday, October 20, 2006 4:51 PM

OUTBOX: Understanding the Exchange store and CDO 1.21

This is from an email I send out this morning after a discussion about CDO 1.21 and the Exchange store structure in Exchange 2000/2003... Understanding the Exchange store and messaging APIs The following article gives a great overview of how MAPI and
Posted by mstehle | 1 Comments
Thursday, August 03, 2006 4:42 PM

FYI: MAPI Subsystem and CDO 1.21 download now available

You can now download the MAPI subsystem and CDO 1.21 from Microsoft and install them separate from Exchange or Outlook. This is a totally standalone download that is comprised from the Exchange 2003 build tree and is fully supported. Here is the download
Posted by mstehle | 0 Comments
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Monday, May 01, 2006 9:42 PM

FYI: ProtocolSettings and MAPI client restrictions affect MAPI and CDO 1.21

There are several options for configuring restrictions on MAPI client access to Exchange 2003 SP 2. …some were around prior to SP 2... 288894 How to disable MAPI client access to an Exchange Server 2003 computer or to an Exchange 2000 Server computer
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Wednesday, March 08, 2006 3:44 AM

HOWTO: Configure Exchange Event Service on Exchange 2003 with minimum permissions

We have received several support calls in the past months relating to migrating Exchange Event Service Scripts from Exchange 5.5 to Exchange 2003. Because it isn’t straightforward or documented (to my knowledge), I came up with this information to help you get your scripts working in Ex 2000. This should only be migration step and I don’t encourage new development to utilize this technology.
Posted by mstehle | 0 Comments
Tuesday, February 28, 2006 7:50 PM

HOWTO: Bind to items from CDO/MAPI using WebDAV

Summary Using PR_URL_COMPNAME to bind to an item in WebDAV from CDO/MAPI involves understanding the encoding rules for the Exchange version where the item is homed. These rules are different and incompatiable between Exchange 2000, Exchange 2000 SP 1,
Posted by mstehle | 0 Comments
Friday, February 24, 2006 12:23 AM

FYI: CDO 1.21 Anonymous logon changes in Exchange 2000/2003

...Don't know if many people try to use this anymore but it is worth noting... SYMPTOM Receive MAPI_E_FAILONEPROVIDER when attempting to log on anonymously to Exchange 200x using CDO 1.21. ...OR... After anonymous log on to Exchange 200x using CDO 1.21,
Posted by mstehle | 0 Comments
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Tuesday, December 27, 2005 9:14 PM

KB: Suitable Applications for Exchange Server Event Scripting

The following article details some of the limitations of Exchange Server Event Scripting (available in Exchange 5.5). With the availability of Exchange Event Sinks in Exchange 2000/2003 it is really hard to rationalize continued use of this technology.
Posted by mstehle | 2 Comments
Tuesday, December 06, 2005 3:38 PM

OT: Proper Pronunciation of CDONTS...

FYI IMO there a lot of TLA's out there these days. Some acronyms get pronounced phonetically like ISAPI ("eye-sap-ee") and MAPI ("map-ee") while others are enunciated simply by reading the letters like ESM ("E-S-M") and NTFS ("N-T-F-S"). Usually the presence
Posted by mstehle | 1 Comments
Monday, December 05, 2005 4:49 PM

FYI: How Daylight Savings Time Date Changes affect Scheduling in Outlook Client

The Exchange Team's Blog has a great post on how certain time zones with variable daylight time shifting affect Outlook... ... Time zones are an important thing to keep in mind when working with appointments. We get cases sometimes related to preceived
Posted by mstehle | 0 Comments
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