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  • Blog Post: MAPICDO March 2014 Release

    It’s time for what is most likely the last release of the MAPICDO download . Here are the release notes: Installation details: The version given on the Download Center is 08.03.08353. The version stamped on the files, however, is 6.5.8353.0. All of the files in the update are dated January 13th, 2014...
  • Blog Post: Custom CDO app throws error CDO_E_FAILED_TO_CONNECT

    Recently I was working with a customer (at his Windows XP) where his CDO app (CDOSEND.vbs – given below) is failing to send email and throws the error “CDO_E_FAILED_TO_CONNECT” (you can refer the below given Output also). We tried setting CONFIG parameters like user name, SLL, password – but it doesn...
  • Blog Post: MAPICDO May 2013 Update

    It;’s here! It’s finally here! The May 2013 update of MAPICDO is live here: http://www.microsoft.com/en-us/download/details.aspx?id=39045 At that same link, you’ll also find the long awaited configuration guidance. It’s not immediately obvious it’s there. Just hit the Download link and it will be offered...
  • Blog Post: Migrated custom C++/CDOSYS app throws compiler errors

    Recently I was working with one of the developer who earlier designed an CDOSYS based mail component in his C++ application built using earlier Visual Studio (2005) version . After migration to VS 2008 environment, they noticed compile errors with the same code/no changes made. When I debugged further...
  • Blog Post: Exchange 2013 Compatible MAPICDO

    As several of you have noted, we recently released an update for the MAPICDO package . This is the update you have all been waiting for, as it is now possible to build an RPC/HTTP enabled profile to connect to Exchange 2013. What several of you have also noticed is that this update did NOT come with...
  • Blog Post: MAPICDO and Exchange Server 2013 (Update)

    I’ve just been given permission to announce we’re targeting the release of the updated MAPICDO which will support Exchange 2013 to coincide with the release of Exchange 2010 SP3. Exchange 2010 SP3 was announced a while back on the Ehlo blog . As you can see from that announcement, SP3 provides much needed...
  • Blog Post: MAPICDO and the Impersonation Hang

    So – there’s a potential hang in the current builds of MAPICDO , but you can avoid it, so it doesn’t have to be a huge problem. The repro scenario for the hang is this: You’ve got an application which does thread level impersonation and also uses MAPI . Your application starts...
  • Blog Post: MAPICDO and Exchange Server 2013

    I’ve just been given clearance to publicize this since apparently it was discussed at MEC: The MAPICDO download *will* be updated to support Exchange Server 2013. This is important because: As has been discussed , Exchange Server 2013 will only allow MAPI connections over RPC/HTTP, aka Outlook Anywhere...
  • Blog Post: Exchange throttling: MAPI application fails with error “The information store could not be opened. [MAPI 1.0 - [MAPI_E_LOGON_FAILED(80040111)]]”

    We recently resolved a case where a customer tries accessing Exchange Server 2010 mailboxes (DAG) via their custom Exchange MAPICDO based application. On average 2-3 days once, they're frequently facing an error “The information store could not be opened. [MAPI 1.0 - [MAPI_E_LOGON_FAILED(80040111)]]...
  • Blog Post: Outlook 2010: Migrating CDO based application to Outlook Object Model(OOM) library

    Recently one of my developer customer migrated from Outlook 2003 to 2010. He tried running the custom application (uses CDO & Outlook 2003) in Outlook 2010. It throws the error “ActiveX component can’t create object”.  Using the following test sample, I can reproduce the exact issue at my end...
  • Blog Post: MAPICDO 6.5.8244

    It’s been a while, but we just shipped a new version of the MAPICDO download . Per tradition, I’ve put together release notes: Installation details: This version is 6.5.8244.0. All of the files in the update are dated October 17th, 2011. If you already have a version of the MAPI Download installed, you...
  • Blog Post: Microsoft Developer Support does not write or maintain customer production code.

    Microsoft Developer Support does not write or maintain customer production code. If you want Microsoft to do the changes and implement production code, then MCS would be the more appropriate Microsoft organization. Also, you could engage a Microsoft Partner, or any other third party developer entity...
  • Blog Post: GetContactPictureAttachment, SetContactPicture and Exchange 2007

    The EWS methods GetContactPictureAttachment and SetContactPicture are not available in Exchange 2007, so how do you programmatically access a contact's picture? Fortunately, Exchange 2007 still supports CDO. While is it de-emphasized, this simply means that while it is recommended to use EWS where...
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