ITExperience.NET

If you run Exchange 2007 SP1 with an antivirus program like Trend Micro ScanMail 8.0, the following event may occur in your eventlog:

Event Type: Warning
Event Source: MSExchangeIS
Event Category: Virus Scanning
Event ID: 9874
Date:  8/4/2008
Time:  8:34:47 AM
User:  N/A
Computer: %
Description:
Unexpected error 0×80040109 occurred in “EcProcessVirusScanQueueItem” during virus scanning. Mailbox Database: %/cn=Microsoft Private MDB

Due to some reconfiguration, I turned off a domain controller. Everything seemed to be working fine, until a few people complained about authentication errors on a Java-environment. Because I wanted to fix this problem quickly, I edited my DNS-record in Active Directory: I pointed my turned-off server (DC2) to the IP-address of a running DC (DC1). This seemed to be working, until a few people faced an error on the logon script: “Logon failure: the target account name is incorrect“.

When running a Windows 2003 server with .NET Framework 2 installed, you might find the following error in the event log:

On our Sharepoint server, the following DCOM error message kept returning in the event log (bold text is Event ID-specific information):

—————
Event Type: Error
Event Source: DCOM
Event Category: None
Event ID: 10016
Date: Date
Time: Time
User: NT AUTHORITY\NETWORK SERVICE
(there may be situations in which the user is NT AUTHORITY\LOCAL SERVICE)

When you’re running a Windows 2003 server without an internet connection, you may get the following event in your eventlog (bold text is Event ID-specific information):