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Logon to OWA results in problem 4003 (INSUFF_ACCESS_RIGHTS)

Written by Christian on June 17, 2008 – 1:52 pm

After a migration from Exchange 2003 to Exchange 2007, some users may experience problems while connecting to Outlook Web Access (OWA). When they try to logon, they face the following error:


Posted in Exchange 2007 | 2 Comments »

Error: ClassFactory cannot supply requested class, error code: -1056749262

Written by Christian on June 14, 2008 – 2:39 pm

During a migration of Exchange 2000 or Exchange 2003 to Exchange 2007, the following error may occur:

Error was found for Username(user mail address) because: Error occurred in the step: Opening source mailbox. Failed to open mailbox with error: ClassFactory cannot supply requested class, error code: -1056749262


Posted in Exchange 2007 | No Comments »

Duplicate mailbox was found, error code -1056749241

Written by Christian on June 14, 2008 – 12:59 pm

In a mixed environment with Exchange 2003 and Exchange 2007, you may get the following error:


Last name, First name
Failed


Posted in Exchange 2007 | No Comments »

Export mailboxes from Exchange 2007 with Export-Mailbox

Written by Christian on June 14, 2008 – 12:27 pm

When you try to use the Export-Mailbox command in Exchange 2007 for the first time, it is very likely that you will face a couple of errors. Although I can describe all the errors you have probably seen, it’s better to start all over with the basic needs:


Posted in Exchange 2007 | 1 Comment »