[FormatException: The specified string is not in the form required for an e-mail address.]
   System.Net.Mime.MailBnfHelper.ReadMailAddress(String data, Int32& offset, String& displayName) +872467
   System.Net.Mime.MailBnfHelper.ReadMailAddress(String data, Int32& offset) +45
   System.Net.Mail.MailAddressCollection.ParseValue(String addresses) +37
   System.Net.Mail.MailAddressCollection.Add(String addresses) +56
   System.Net.Mail.Message..ctor(String from, String to) +185
   System.Net.Mail.MailMessage..ctor(String from, String to) +117
   Prosoft.Web.Framework.Mail.MailSender.SendEmail(XmlDocument xmlLoadDoc, String xsltTemplate, String toEmail, String subject, String fromEMail) +197
   SubscribeRenewWebPart.SendEmail() +4439
   SubscribeRenewWebPart.btnForm_Click(Object sender, EventArgs e) +5
   System.Web.UI.WebControls.Button.OnClick(EventArgs e) +105
   System.Web.UI.WebControls.Button.RaisePostBackEvent(String eventArgument) +107
   System.Web.UI.WebControls.Button.System.Web.UI.IPostBackEventHandler.RaisePostBackEvent(String eventArgument) +7
   System.Web.UI.Page.RaisePostBackEvent(IPostBackEventHandler sourceControl, String eventArgument) +11
   System.Web.UI.Page.RaisePostBackEvent(NameValueCollection postData) +33
   System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +5102