title: hibernate validator doesn't show error message
body: <p>Hibernate Validator doesn't show error message. What did i miss? Please see my code below.</p>
  
  <p>Here is a dependency:</p>
  
  <pre><code>&lt;!-- Hibernate Validator --&gt;
  &lt;dependency&gt;
      &lt;groupId&gt;org.hibernate&lt;/groupId&gt;
      &lt;artifactId&gt;hibernate-validator&lt;/artifactId&gt;
      &lt;version&gt;4.2.0.Final&lt;/version&gt;
  &lt;/dependency&gt;
  </code></pre>
  
  <p>And Entity with annotated column:</p>
  
  <pre><code>@Entity
  @Table(name = "transport")
  public class Transport {
  
      ....
  
      @NotEmpty
      @Column(name = "name")
      private String name;
  
      ....
  }
  </code></pre>
  
  <p>Here are methods from controller:</p>
  
  <pre><code>//show all and add form
      @RequestMapping (value = "/admin/transports", method = RequestMethod.GET)
      public String findAll(ModelMap map){
          List&lt;Transport&gt; transports = transportService.findAll();
          map.put("transport", new Transport());
          map.put("transports", transports);
          return "admin/transports/list";
      }
  
  //add new
  @RequestMapping(value = "/admin/transport/add", method = RequestMethod.POST)
  public String addTypeShop(@ModelAttribute("type") @Valid Transport transport, BindingResult result) {
      if (result.hasErrors()) {
          return "redirect:/admin/transports";
      } else {
          this.transportService.addTransport(transport);
          return "redirect:/admin/transports";
      }
  }
  </code></pre>
  
  <p>And jsp page:</p>
  
  <pre><code>&lt;form:form role="form" action="/admin/transport/add" method="post" commandName="transport"&gt;
      &lt;div class="row"&gt;
          &lt;div class="col-lg-6"&gt;
              &lt;div class="form-group"&gt;
                  &lt;label for="name"&gt;Name&lt;/label&gt;
                  &lt;form:input type="text" path="name" class="form-control input-sm" id="name" autofocus="true"/&gt;
                  &lt;form:errors path="name"/&gt;
              &lt;/div&gt;
          &lt;/div&gt;
      &lt;input type="submit" class="btn btn-sm btn-primary" value="Add" onclick="loading()"/&gt;
  &lt;/form:form&gt;
  </code></pre>