diff --git a/themes/default/views/login.php b/themes/default/views/login.php
index 7b94180..a38ef9d 100644
--- a/themes/default/views/login.php
+++ b/themes/default/views/login.php
@@ -35,13 +35,13 @@ $language_code = (isset($_SESSION['user']['lang_code']))?$_SESSION['user']['lang
               </div>
               <!-- display label & field for login -->
               <div class="form-group">
-                <label class="control-label" data-error="wrong" data-success="right" for="login_form_email">* <?php echo $oTrans->getTranslation('login_form_email', $_SESSION['config']['default_lang_code']); ?></label>
-                <input class="form-control required_field" aria-describedby="basic-addon1" id="login_form_email" name="login_form_email" type="email" value=""/>
+                <label class="control-label" data-error="wrong" data-success="right" for="formLoginFieldEmail">* <?php echo $oTrans->getTranslation('login_form_email', $_SESSION['config']['default_lang_code']); ?></label>
+                <input class="form-control required_field" aria-describedby="basic-addon1" id="formLoginFieldEmail" name="formLoginFieldEmail" type="email" value=""/>
               </div>
               <!-- display label & field for password -->
               <div class="form-group">
-                <label class="control-label" for="login_form_password">* <?php echo $oTrans->getTranslation('login_form_password', $_SESSION['config']['default_lang_code']); ?></label>
-                <input class="form-control required_field" type="password" id="login_form_password" name="login_form_password" value=""/>
+                <label class="control-label" for="formLoginFieldPassword">* <?php echo $oTrans->getTranslation('login_form_password', $_SESSION['config']['default_lang_code']); ?></label>
+                <input class="form-control required_field" type="password" id="formLoginFieldPassword" name="formLoginFieldPassword" value=""/>
               </div>
               <!-- display button submit -->
               <div class="form-group">
diff --git a/themes/materialize/index.php b/themes/materialize/index.php
index 324ac30..0b9a9ed 100644
--- a/themes/materialize/index.php
+++ b/themes/materialize/index.php
@@ -1,5 +1,6 @@
 <?php
 if(isset($_POST['formLoginButtonSubmit'])){
+  $user = new ClassUser();
   $user = $oUser->login($_POST);
   
   if(isset($user['email'])){