What client are you running?
We have seen many Dr Watson errors with Outlook 2000 (SR1) - although mainly
when opening Word attachments with Office 2000 - again SR1. The same
attachment opens fine if it's saved first. We have tried recreating the
user's Outlook profile, recreating the user's NT
Are you getting any 1085 errors in the event log?
>From Google
"(...)
If a user sends a message, with a euro character, using Outlook or
another
MAPI client to someone on the Internet using an Internet client. When
the
message goes out the IMC, the euro character will be converted to a'?'
s