MAPI Developer: MAPI call (lpFolder)->OpenEntry() takes 2 minutes to open messages in mailbox

Recently I was working with a MAPI developer and came across this interesting issue. We noticed their custom MAPI application takes 2 minutes to open the messages in a given mailbox. Further troubleshooting we noticed they see this behavior with the MAPI call, (lpFolder)->OpenEntry(). It takes 2 minutes to open messages in a given mailbox…


Error: After Office 2016 upgrade Outlook 2016 fails to connect Exchange Server 2007

After upgrading to Outlook 2016 for Windows fails to connect Exchange Server 2007 mailbox and you get the following error message.  Also when you open Outlook, you get error message that Outlook can’t open your data files. These errors occur because Outlook 2016 for Windows doesn’t support Exchange Server 2007 and earlier versions. In such…

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Exchange Server 2016 hands-on demo videos

We’ve got some great Exchange Server 2016 resources that I wanted to share, including some hands-on demo videos that I think you’ll enjoy. Collaboration updates – Outlook, Exchange, SharePoint, Onedrive: Exchange Server 2016 Smarter inbox – Search and customization updates: Exchange Server 2016 & Outlook on the go – Mobile, browser and productivity updates: Exchange…


TechNet Wiki @ Microsoft Exchange Server 2016

Recently I published Wiki @ TechNet for Microsoft Exchange Server 2016 with related links(download, prerequisites, system requirements, Install, Prepare, Whats discontinued etc)… So please have a look at it which will help you to get started. If you are a fellow expert on Microsoft products, please visit to our TechNet Wiki and contribute @ (http://technet.com/wiki). Also…


Microsoft Exchange Server 2016 available now

Earlier I talked about Exchange Server 2016 Preview, now Microsoft Exchange Server 2016 is here and available now. This release brings the Exchange bits that already power millions of Office 365 mailboxes to your on-premises environment. With Exchange Server 2016, lets you accomplish more with rich Outlook experiences on phones, tablets, desktop, and the Web….


Step-by-Step : Accessing Exchange mailbox using Exchange MAPI/CDO and MFCMAPI

One of my customer updated that he downloaded the MFCMAPIat his Exchange Server 2010/2013, when he ran he noticed the following error – he wanted to access the exchange mailbox programmatically. Then he noticed the following error as well: To start with he needs Exchange MAPICDO, as Microsoft Exchange MAPI and CDO 1.2.1 provide access…


Download : Microsoft Exchange Server 2016 Preview

Now you can download Microsoft Exchange Server 2016 Preview here – you can install the bits and get hands-on experience with the newest member of the Exchange family. > Initial product documentation available @ TechNet Exchange Server 2016 library > For more detailed information you can refer: http://blogs.technet.com/b/exchange/archive/2015/07/22/announcing-exchange-server-2016-preview.aspx Hope this helps.


Supportability matrix for Microsoft Exchange Server 2007, 2010 and 2013 versions

The Exchange Server Supportability Matrix provides a central source for Microsoft Exchange administrators to easily locate information about the level of support available for any configuration or required component for supported versions of Microsoft Exchange. You can refer the supportability matrix here – all of them documented in a single place. It talks about Release…


Exchange Online/Office 365 limits for variety of service areas….

You can find the Exchange Online limits for a variety of service areas, including address book limits, Recipient & sender limits, mailbox storage limits, reporting, message trace limits, mailbox folder limits, retention limits and more. You can refer the detailed information @ https://technet.microsoft.com/en-in/library/exchange-online-limits.aspx. For limits that apply to EOP features in Exchange Online, you can…


Best Practice: Backup a copy of customized Outlook Web App files, before applying Exchange Server Roll-up update

As you know Microsoft Office Outlook Web App for Microsoft Exchange Server provides a rich Web-based environment for accessing a user’s mailbox, including e-mail, calendar, contacts, and so on. Also, it provides way to customize features of Outlook Web App as well – you can customize the sign-in, sign-out pages, change the logo, font styles…


Microsoft Ignite 2015 – Office 365 Development Session : Get Your Hands Dirty with the Office 365 RESTful APIs

I love this great session presented by Rob Howard; this session dives into the available scenarios when using the OneDrive for Business, Calendar, Mail, Contacts and Sites services in the Office 365 APIs. These Office 365 APIs can be called by any standalone web app or mobile device app. There are built in Visual Studio…


Free Jump Start course – Core Solutions on Microsoft Exchange Server 2013

Are you planning an upgrade to Microsoft Exchange Server 2013, or do you want to know more about what it would involve? Would you like help preparing for Exam 70-341 or Exam 70-342? Take this fast-paced, demo-rich Jump Start course, and learn about planning, deploying, and managing Microsoft Exchange Server 2013 Exchange on-premises. You’ll find…

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What’s new about upcoming Microsoft Exchange Server 2016?

Have a look at the First look blog about the upcoming Exchange Server 2016 published at Exchange team blog – it talks about Microsoft Exchange Server 2016 & Ignite conference… Interestingly it also points that you’ll be able to watch recordings of all sessions—including the Meet Exchange Server 2016 overview and all the Exchange sessions—on…


Exploring with Microsoft Exchange Server Protocols docs

Recently I got requests from the developer community regarding my earlier article – so I take this opportunity to point how you can explore more about Microsoft Exchange Server Protocols. As you know through the Open Specifications program, Microsoft is helping developers open new opportunities by making technical documents related to interoperability for certain popular…


O365 API Developer : Download Microsoft Office 365 API Tools for Visual Studio 2013

Now you can download the Office 365 API Tools, which enable developers to integrate Office 365 services such as mail, calendar, contacts, files, users and groups into their applications. The best part is now it’s integrated with Office Developer Tools for Visual Studio 2013 – November 2014 Update. Now with this, you can integrate your…