Could not find a part of the path 'D:\SERVICES\websites\Notrefamille\forum\resources\'.

        public void ValidateKey_Click([NotNull] object sender, [NotNull] EventArgs e)
        {
            DataRow userRow = this.GetRepository<CheckEmail>().Update(this.key.Text).Rows[0];
            string userEmail = userRow["Email"].ToString();

            bool keyVerified = userRow["ProviderUserKey"] != DBNull.Value;

            this.approved.Visible = keyVerified;
            this.error.Visible = !keyVerified;

            if (!keyVerified)
            {
                return;
            }

            // approve and update e-mail in the membership as well...
            MembershipUser user = UserMembershipHelper.GetMembershipUserByKey(userRow["ProviderUserKey"]);
            if (!user.IsApproved)
            {
                user.IsApproved = true;
            }

            // update the email if anything was returned...
            if (user.Email != userEmail && userEmail != string.Empty)
            {
                user.Email = userEmail;
            }

            // tell the provider to update...
            this.Get<MembershipProvider>().UpdateUser(user);

            // now redirect to main site...
            this.PageContext.LoadMessage.AddSession(this.GetText("EMAIL_VERIFIED"), MessageTypes.Information);

            // default redirect -- because if may not want to redirect to login.
            YafBuildLink.Redirect(ForumPages.forum);

        private static XmlDocument ExceptionXML()
        {
            if (ProviderExceptionFile.IsNotSet())
            {
                throw new ApplicationException("Exceptionfile cannot be null or empty!");
            }

            var exceptionXmlDoc = new XmlDocument();
            exceptionXmlDoc.Load(
                HttpContext.Current.Server.MapPath(
                    "{0}{1}resources/{1}".FormatWith(
                        Config.ServerFileRoot,
                        Config.ServerFileRoot.EndsWith("/") ? string.Empty : "/",
                        ProviderExceptionFile)));

            return exceptionXmlDoc;
        }

exceptionXmlDoc.Load()