Consider the following scenario:
You create a mailbox in a Microsoft Exchange Server 2010 environment.
You log on to the mailbox by using Outlook.
You apply a rule to the Inbox folder in Outlook. This rule contains a specific user who no longer has an email address.
You receive an email message from another user.
In this scenario, the EdgeTransport.exe process crashes on the Exchange Server 2010 server. Additionally, the following events are logged in the Application log:
To resolve this issue, install the following update rollup:
2579150 Description of Update Rollup 4 for Exchange Server 2010 Service Pack 1
To identify the rule that is causing the problem, a crash dump of EdgeTransport.exe must be obtained and sent to a Microsoft Product Support engineer for analysis.
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.