Is your Outlook sending the mail via SMTP? The error seems to indicate that the server doesn't like an address that you've sent it.
Check out this link from Microsoft and see if anything here helps: http://support.microsoft.com/kb/291828 ...Glenn On Wed, Oct 15, 2008 at 11:00 AM, peraSKK <[EMAIL PROTECTED]> wrote: > > Thanks for Your reply. > > No, according to the people responsible for our mail server it does > not have any restrictions on it that should deny Vista messages. > I can send messages from Outlook on my Vista machine. > --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "DotNetDevelopment, VB.NET, C# .NET, ADO.NET, ASP.NET, XML, XML Web Services,.NET Remoting" group. To post to this group, send email to [email protected] To unsubscribe from this group, send email to [EMAIL PROTECTED] For more options, visit this group at http://groups.google.com/group/DotNetDevelopment You may subscribe to group Feeds using a RSS Feed Reader to stay upto date using following url <a href="http://feeds.feedburner.com/DotNetDevelopment";> http://feeds.feedburner.com/DotNetDevelopment</a> -~----------~----~----~----~------~----~------~--~---
