diff --git a/inc/SP/Controller/ConfigActionController.class.php b/inc/SP/Controller/ConfigActionController.class.php
index 6dd85078..22d21e42 100644
--- a/inc/SP/Controller/ConfigActionController.class.php
+++ b/inc/SP/Controller/ConfigActionController.class.php
@@ -156,7 +156,7 @@ class ConfigActionController implements ItemControllerInterface
             $Config->setSyslogRemoteEnabled($remoteSyslogEnabled);
             $Config->setSyslogServer($syslogServer);
             $Config->setSyslogPort($syslogPort);
-        } else {
+        } elseif ($Config->isSyslogEnabled()) {
             $Config->setSyslogRemoteEnabled(false);
 
             $Log->addDescription(_('Syslog remoto deshabilitado'));
@@ -232,7 +232,7 @@ class ConfigActionController implements ItemControllerInterface
             $Config->setProxyPass($proxyPass);
 
             $Log->addDescription(_('Proxy habiltado'));
-        } else {
+        } elseif ($Config->isProxyEnabled()) {
             $Config->setProxyEnabled(false);
 
             $Log->addDescription(_('Proxy deshabilitado'));
@@ -302,7 +302,7 @@ class ConfigActionController implements ItemControllerInterface
             $Config->setWikiFilter(explode(',', $wikiFilter));
 
             $Log->addDescription(_('Wiki habiltada'));
-        } else {
+        } elseif ($Config->isWikiEnabled()) {
             $Config->setWikiEnabled(false);
 
             $Log->addDescription(_('Wiki deshabilitada'));
@@ -329,7 +329,7 @@ class ConfigActionController implements ItemControllerInterface
             $Config->setDokuwikiNamespace($dokuWikiNamespace);
 
             $Log->addDescription(_('DokuWiki habiltada'));
-        } else {
+        } elseif ($Config->isDokuwikiEnabled()) {
             $Config->setDokuwikiEnabled(false);
 
             $Log->addDescription(_('DokuWiki deshabilitada'));
@@ -377,7 +377,7 @@ class ConfigActionController implements ItemControllerInterface
             $Config->setLdapBindPass($ldapBindPass);
 
             $Log->addDescription(_('LDAP habiltado'));
-        } else {
+        } elseif ($Config->isLdapEnabled()) {
             $Config->setLdapEnabled(false);
 
             $Log->addDescription(_('LDAP deshabilitado'));
@@ -428,7 +428,7 @@ class ConfigActionController implements ItemControllerInterface
             }
 
             $Log->addDescription(_('Correo habiltado'));
-        } else {
+        } elseif ($Config->isMailEnabled()) {
             $Config->setMailEnabled(false);
             $Config->setMailRequestsEnabled(false);
             $Config->setMailAuthenabled(false);
@@ -445,6 +445,7 @@ class ConfigActionController implements ItemControllerInterface
      * Acción para cambio de clave maestra
      *
      * @throws \SP\Core\Exceptions\SPException
+     * @throws \SP\Core\Exceptions\InvalidClassException
      */
     protected function masterPassAction()
     {
diff --git a/inc/SP/Core/Language.class.php b/inc/SP/Core/Language.class.php
index 95e3f73c..0f51b09e 100644
--- a/inc/SP/Core/Language.class.php
+++ b/inc/SP/Core/Language.class.php
@@ -59,6 +59,7 @@ class Language
      * Establecer el lenguaje a utilizar
      *
      * @param bool $force Forzar la detección del lenguaje para los inicios de sesión
+     * @throws \SP\Core\Exceptions\InvalidClassException
      */
     public static function setLanguage($force = false)
     {
@@ -83,6 +84,7 @@ class Language
      * Devuelve el lenguaje del usuario
      *
      * @return bool
+     * @throws \SP\Core\Exceptions\InvalidClassException
      */
     private function getUserLang()
     {
@@ -146,10 +148,11 @@ class Language
     private static function setLocales($lang)
     {
         $lang .= '.utf8';
+        $fallback = 'en_US.utf8';
 
         putenv('LANG=' . $lang);
-        self::$localeStatus = setlocale(LC_MESSAGES, $lang);
-        setlocale(LC_ALL, $lang);
+        self::$localeStatus = setlocale(LC_MESSAGES, $lang, $fallback);
+        setlocale(LC_ALL, $lang, $fallback);
         bindtextdomain('messages', LOCALES_PATH);
         textdomain('messages');
         bind_textdomain_codeset('messages', 'UTF-8');
@@ -169,14 +172,14 @@ class Language
             'Deutsch' => 'de_DE',
             'Magyar' => 'hu_HU',
             'Français' => 'fr_FR',
-            'Polskie' => 'po_PO',
+            'Polski' => 'po_PO',
             'русский' => 'ru_RU',
             'Nederlands' => 'nl_NL'
         ];
     }
 
     /**
-     * Establecer el lenguaje global para las trdducciones
+     * Establecer el lenguaje global para las traducciones
      */
     public static function setAppLocales()
     {
@@ -184,7 +187,7 @@ class Language
     }
 
     /**
-     * Restablecer el lenguaje global para las trdducciones
+     * Restablecer el lenguaje global para las traducciones
      */
     public static function unsetAppLocales()
     {
diff --git a/inc/SP/Http/Request.class.php b/inc/SP/Http/Request.class.php
index a735ddfb..b0cb8e2a 100644
--- a/inc/SP/Http/Request.class.php
+++ b/inc/SP/Http/Request.class.php
@@ -2,8 +2,8 @@
 /**
  * sysPass
  *
- * @author nuxsmin
- * @link http://syspass.org
+ * @author    nuxsmin
+ * @link      http://syspass.org
  * @copyright 2012-2017, Rubén Domínguez nuxsmin@$syspass.org
  *
  * This file is part of sysPass.
@@ -39,6 +39,8 @@ class Request
      * Comprobar el método utilizado para enviar un formulario.
      *
      * @param string $method con el método utilizado.
+     * @throws \SP\Core\Exceptions\FileNotFoundException
+     * @throws \SP\Core\Exceptions\SPException
      */
     public static function checkReferer($method)
     {
@@ -70,7 +72,7 @@ class Request
             $CryptPKI = new CryptPKI();
             $clearData = $CryptPKI->decryptRSA(base64_decode($encryptedData));
         } catch (\Exception $e) {
-            error_log($e->getMessage());
+            debugLog($e->getMessage());
             return $encryptedData;
         }
 
@@ -90,28 +92,15 @@ class Request
      */
     public static function analyze($param, $default = '', $check = false, $force = false, $sanitize = true)
     {
-        switch ($_SERVER['REQUEST_METHOD']) {
-            case 'GET':
-                if (!isset($_GET[$param])) {
-                    return $force ? !$force : $default;
-                }
-                $value = &$_GET[$param];
-                break;
-            case 'POST':
-                if (!isset($_POST[$param])) {
-                    return $force ? !$force : $default;
-                }
-                $value = &$_POST[$param];
-                break;
-        }
-
-        if ($check) {
+        if (!isset($_REQUEST[$param])) {
+            return $force ? !$force : $default;
+        } elseif ($check) {
             return true;
         } elseif ($force) {
             return $force;
         }
 
-        return self::parse($value, $default, $sanitize);
+        return self::parse($_REQUEST[$param], $default, $sanitize);
     }
 
     /**
@@ -130,15 +119,11 @@ class Request
             }
 
             return $value;
-        }
-
-        if ((is_numeric($value) || is_numeric($default))
+        } elseif ((is_numeric($value) || is_numeric($default))
             && !is_string($default)
         ) {
             return (int)$value;
-        }
-
-        if (is_string($value)) {
+        } elseif (is_string($value)) {
             return ($sanitize === true) ? Html::sanitize($value) : (string)$value;
         }
 
@@ -218,6 +203,18 @@ class Request
         return count($params) > 0 ? '?' . implode('&', $params) : '';
     }
 
+    /**
+     * Devuelve un nombre de archivo seguro
+     *
+     * @param      $file
+     * @param null $base
+     * @return string
+     */
+    public static function getSecureAppFile($file, $base = null)
+    {
+        return basename(self::getSecureAppPath($file, $base));
+    }
+
     /**
      * Devolver una ruta segura para
      *
@@ -239,16 +236,4 @@ class Request
             return $realPath;
         }
     }
-
-    /**
-     * Devuelve un nombre de archivo seguro
-     *
-     * @param      $file
-     * @param null $base
-     * @return string
-     */
-    public static function getSecureAppFile($file, $base = null)
-    {
-        return basename(self::getSecureAppPath($file, $base));
-    }
 }
\ No newline at end of file
diff --git a/inc/SP/Log/Log.class.php b/inc/SP/Log/Log.class.php
index e02e9d68..302995ab 100644
--- a/inc/SP/Log/Log.class.php
+++ b/inc/SP/Log/Log.class.php
@@ -115,6 +115,7 @@ class Log extends ActionLog
      *
      * @param bool $resetDescription Restablecer la descripción
      * @return bool
+     * @throws \SP\Core\Exceptions\SPException
      */
     public function writeLog($resetDescription = false)
     {
@@ -134,8 +135,6 @@ class Log extends ActionLog
             $this->sendToSyslog();
         }
 
-        Language::setAppLocales();
-
         $description = trim($this->getDescription() . PHP_EOL . $this->getDetails());
 
         $query = 'INSERT INTO log SET ' .
@@ -162,8 +161,6 @@ class Log extends ActionLog
 
         $query = DB::getQuery($Data);
 
-        Language::unsetAppLocales();
-
         return $query;
     }