Error details: MapiExceptionNotFound: Unable to delete mailbox. (hr=0x8004010f, ec=-2147221233)

I am currently working on an Exchange 2003 to Exchange 2010 migration. During the migration I had an issue which caused that the old mailboxes were not cleaned up correctly and the user was not converted to a mail user. The first issue can happen even if everything is configured correctly. The only solution at this moment is to run the cleanup agent which can be found in the Exchange System Manager__.

OWA displays blank screen

During a troubleshooting sessions at one of our customers I had an issue which can be found on several forums now a days, OWA will only display a blank screen instead of the logon page. But what is the cause of this issue? Well there are several reasons which can cause it:

Did you now pop3 settings of Exchange 2007/2010 will be stored in AD?

Pop3, you don’t see it very often these days but sometimes you will have to use it. Most times this is for legacy applications or applications which can’t work with the Exchange MAPI.

Exchange 2010 schema prep fails when Exchange 2007 SP3 is installed

According to the Technet documentation you should be able to install Exchange 2010 in an environment where Exchange 2007 is running. A while ago I got a question from a customer who had an issue when trying to install Exchange 2010. The problem occured running the /ps to extend the schema for Exchange, the following error message was displayed:

Exchange 2010 SP1 beta: install and configure UM role

In Exchange 2010 SP1 beta you will find a lot of changes. In this tutorial I will have a closer look at the Unified Messaging Role from Exchange 2010 SP1. 

MapiExceptionNetworkError: Unable to make connection to the server. (hr=0x80004005, ec=2423)

During a migration of a mailbox from one forest to a new Exchange Forest I encountered the following problem:

Exchange 2007 Service Pack 3: changing your password

One of the new features in Exchange 2007 Service Pack 3 is the ability for users to change their password before logging in. Before service pack 3 a user who’s password had expired needed to call the helpdesk to reset their password or use another solution. With this new feature a user will be redirected to another page where he/she can change the password.

MapiExceptionInvalidParameter: Unable to set properties on object. (hr=0x80070057, ec=-2147024809)

During a cross-forest migration from Exchange 2003 to Exchange 2010 I found a nasty issue while migration a mailbox. The first 10% of the move request went OK but after that it failed. In the first 10% the mailbox is created, the folder structure is created and permissions are set on the folders.

MapiExceptionNotFound: Unable to delete mailbox

During a cross-forest test migration from Exchange 2003 to Exchange 2010 I got the following error:

Open another users calender via OWA

Opening a calender from another user using OWA is not a very hard proces, when you have enough permissions you can easily open the other users calender. But what if you would like to do this via OWA?  This depends on the Exchange version you are using, let’s start with Exchange 2003: