>>Found few other problems as well:
>>
>>1) The UT sound doesn't work, e.g. it does not tell me as it used to when I have new messages or private messages.
>
>It works for me.

Seems to work for me as well.

>
>>2) I can not seem to be able to send e-mails from build-in e-mail. I just found, that two e-mails I thought I sent are still in Outbox folder...
>
>I use Opera for years, but I am just starting to check the e-mail-client; the new version, M2, seems very interesting... But I didn't take the time yet to transfer my messages from Outlook Express; I got errors with that.
>
>For your problem: perhaps Opera is not your default e-mail client?
>

My default e-mail client in OE, but why it should matter?

>>3) I could not find a way to receive an attachment from build-in e-mail. It shows the message with attachment in a separate window, but clicking, double-clicking or right-clicking doesn't let me save it...
>
>Sorry, I didn't have the time to check that today.

I later was able to retrieve it... I found, that some sites do not look good in Opera, as they do in IE. Also sometimes Opera displays window content incorrectly, e.g. from another window...