diff --git a/application/helpers/recaptchalib_helper.php b/application/helpers/recaptchalib_helper.php
index 60efba5..7322ad9 100644
--- a/application/helpers/recaptchalib_helper.php
+++ b/application/helpers/recaptchalib_helper.php
@@ -126,7 +126,6 @@ class ReCaptcha
         $answers = json_decode($getResponse, true);
         $recaptchaResponse = new ReCaptchaResponse();
 
-        print_r($answers);
         if (trim($answers['success']) == true) {
             $recaptchaResponse->success = true;
         } else {
diff --git a/application/language/english/aauth_lang.php b/application/language/english/aauth_lang.php
index 437a69d..ced329e 100644
--- a/application/language/english/aauth_lang.php
+++ b/application/language/english/aauth_lang.php
@@ -25,8 +25,8 @@ $lang['aauth_error_email_invalid'] = 'Invalid e-mail address';
 $lang['aauth_error_password_invalid'] = 'Invalid password';
 $lang['aauth_error_username_invalid'] = 'Invalid Username';
 $lang['aauth_error_username_required'] = 'Username required';
-$lang['aauth_error_totp_code_required'] = 'TOTP Code required';
-$lang['aauth_error_totp_code_invalid'] = 'Invalid TOTP Code';
+$lang['aauth_error_totp_code_required'] = 'Authentication Code required';
+$lang['aauth_error_totp_code_invalid'] = 'Invalid Authentication Code';
 
 
 // Account update errors
diff --git a/application/libraries/Aauth.php b/application/libraries/Aauth.php
index 0ecff64..6bb69eb 100644
--- a/application/libraries/Aauth.php
+++ b/application/libraries/Aauth.php
@@ -13,7 +13,7 @@
  *
  * @copyright 2014-2015 Emre Akay
  *
- * @version 2.4.5
+ * @version 2.4.6
  *
  * @license LGPL
  * @license http://opensource.org/licenses/LGPL-3.0 Lesser GNU Public License
@@ -1555,6 +1555,10 @@ class Aauth {
 
 		$perm_id = $this->get_perm_id($perm_par);
 
+		if( ! $perm_id) {
+			return FALSE;
+		}
+
 		$query = $this->aauth_db->where('user_id',$user_id);
 		$query = $this->aauth_db->where('perm_id',$perm_id);
 		$query = $this->aauth_db->get($this->config_vars['perm_to_user']);
@@ -1601,8 +1605,17 @@ class Aauth {
 	public function allow_group($group_par, $perm_par) {
 
 		$perm_id = $this->get_perm_id($perm_par);
+
+		if( ! $perm_id) {
+			return FALSE;
+		}
+
 		$group_id = $this->get_group_id($group_par);
 
+		if( ! $group_id) {
+			return FALSE;
+		}
+
 		$query = $this->aauth_db->where('group_id',$group_id);
 		$query = $this->aauth_db->where('perm_id',$perm_id);
 		$query = $this->aauth_db->get($this->config_vars['perm_to_group']);
@@ -1908,7 +1921,7 @@ class Aauth {
 	 */
 	public function clear_errors()
 	{
-		$this->errors = [];
+		$this->errors = array();
 		$this->CI->session->set_flashdata('errors', $this->errors);
 	}
 
@@ -1998,7 +2011,7 @@ class Aauth {
 	 */
 	public function clear_infos()
 	{
-		$this->infos = [];
+		$this->infos = array();
 		$this->CI->session->set_flashdata('infos', $this->infos);
 	}