The EdgeTransport.exe process crashes intermittently on a Microsoft Exchange Server 2007 server. Additionally, the following event is logged on the server:
Event Type: Error Event ID: 4999 Event Source: MSExchange Common Description: Watson report about to be sent for process id: <process ID>, with parameters: E12, <build type>, <application version>, edgetransport, unknown, M.E.D.S.RetryBagFactory.ctor, System.NullReferenceException, <callstackHash>, <assembly version>.
To resolve this problem, install the following update rollup:
2279665 Description of Update Rollup 1 for Exchange Server 2007 Service Pack 3
Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section.