Some of the following may be of interest:
OLEXP: Unintended Text May Be Sent with All New Messages:
http://support.microsoft.com/default.aspx?scid=kb;en-us;Q255827
OLEXP: How to Troubleshoot E-mail Messages That Are Stuck in Your Outbox:
http://support.microsoft.com/default.aspx?scid=kb;en-us;Q262052
OLEXP: Error Finding POP3 or SMTP Servers When You Send or Receive E-mail Messages:
http://support.microsoft.com/default.aspx?scid=kb;en-us;Q274456
OLEXP: Error Message: MSIMN Caused an Invalid Page Fault in Module Kernel32.dll:
http://support.microsoft.com/default.aspx?scid=kb;en-us;Q276727
OLEXP: Address Book Group Does Not Display Members:
http://support.microsoft.com/default.aspx?scid=kb;en-us;Q278484
OLEXP: Question Marks Are Displayed in the "To" and "Subject" Boxes:
http://support.microsoft.com/default.aspx?scid=kb;en-us;Q245299
Outlook Express does not start after you upgrade your operating system to Windows XP Home Edition or Windows XP Professional Edition:
http://support.microsoft.com/default.aspx?scid=kb;en-us;Q873021
OLEXP: Closing "Find Message" Window Closes Reply Message in Outlook Express:
http://support.microsoft.com/default.aspx?scid=kb;en-us;Q243264