What else could explain Password Recovery not working

 
Hi,
I have not been able to get this to work even once, and I'm hoping someone can help me. Here is what I have done so far:
1) Here's the Password Recovery control:
<asp:PasswordRecovery runat="server" id="passwordrecovery"  SuccessPageUrl="success.aspx" maildefinition-from=myaccount@comcast.net
<MailDefinition From="myaccount@comcast.net"
    Subject="Your password"
    BodyFileName="password.txt"/>
 
    <SuccessTemplate>
            <table border="0">
                <tr>
              ...