The error is :The type arguments for method 'System.Web.Mvc.Html.ValidationExtensions.ValidationMessageFor..........' cannot be inferred from the usage.Try specifying the type arguments explicitly.
<div class="form-group">
<label for="email">Email address</label>
<input type="email" class="form-control" id="email" aria-
describedby="emailHelp">
<small id="emailHelp" class="form-text text-muted">We'll never share
your email with anyone else.</small>
<label class="text-danger">@Html.ValidationMessageFor(model =>
model.Email)</label>
</div>