diff --git a/ajax.php b/ajax.php
index b904d3ec9..7de5896be 100755
--- a/ajax.php
+++ b/ajax.php
@@ -45,7 +45,7 @@ switch (filter('op')) {
         }
 
         if (!$found) {
-            $_SESSION[$array[0]][$array[1]][] =  $value;
+            $_SESSION[$array[0]][$array[1]][] = $value;
         }
 
         // print_r($_SESSION[$array[0]][$array[1]]);
diff --git a/assets/src/js/functions/functions.js b/assets/src/js/functions/functions.js
index c57c65811..94099c1f6 100755
--- a/assets/src/js/functions/functions.js
+++ b/assets/src/js/functions/functions.js
@@ -606,3 +606,17 @@ function apriTab(link) {
     parent.find(".tab-pane").removeClass("active");
     parent.find(".tab-pane#" + tab).addClass("active");
 }
+
+/**
+ *
+ * @param xhr
+ * @param error
+ * @param thrown
+ */
+function ajaxError(xhr, error, thrown) {
+    swal({
+        title: globals.translations.errorTitle,
+        html: globals.translations.errorMessage + (xhr.responseJSON ? ".<br><i>" + xhr.responseJSON.exception[0].message + "</i>" : ''),
+        type: "error",
+    });
+}
diff --git a/bug.php b/bug.php
index 44a94f8ba..a97419d77 100755
--- a/bug.php
+++ b/bug.php
@@ -88,8 +88,7 @@ if (filter('op') == 'send') {
     }
 
     redirect_legacy(base_url().'/bug.php');
-    throw new \App\Exceptions\LegacyExitException;
-
+    throw new \App\Exceptions\LegacyExitException();
 }
 
 $pageTitle = tr('Bug');
diff --git a/core.php b/core.php
index fb094cb7e..5dd78ae10 100755
--- a/core.php
+++ b/core.php
@@ -30,8 +30,7 @@ if (version_compare(phpversion(), $minimum) < 0) {
 <p>Stai utilizzando la versione PHP '.phpversion().', non compatibile con OpenSTAManager.</p>
 
 <p>Aggiorna PHP alla versione >= '.$minimum.'.</p>';
-    throw new \App\Exceptions\LegacyExitException;
-
+    throw new \App\Exceptions\LegacyExitException();
 }
 
 // Caricamento delle impostazioni personalizzabili
@@ -55,8 +54,7 @@ $config = AppLegacy::getConfig();
 if (!empty($config['redirectHTTPS']) && !isHTTPS(true)) {
     header('HTTP/1.1 301 Moved Permanently');
     header('Location: https://'.$_SERVER['HTTP_HOST'].$_SERVER['REQUEST_URI']);
-    throw new \App\Exceptions\LegacyExitException;
-
+    throw new \App\Exceptions\LegacyExitException();
 }
 
 /* GESTIONE DEGLI ERRORI */
@@ -167,7 +165,7 @@ if (!$continue && getURLPath() != slashes(base_url().'/index.php') && !Permissio
     }
 
     redirect_legacy(base_url().'/index.php');
-    throw new \App\Exceptions\LegacyExitException;
+    throw new \App\Exceptions\LegacyExitException();
 }
 
 /* INIZIALIZZAZIONE GENERALE */
diff --git a/include/init/configuration.php b/include/init/configuration.php
index f4c5a4a8d..793fae45c 100755
--- a/include/init/configuration.php
+++ b/include/init/configuration.php
@@ -110,8 +110,7 @@ if (post('db_host') !== null) {
         }
 
         echo $state;
-        throw new \App\Exceptions\LegacyExitException;
-
+        throw new \App\Exceptions\LegacyExitException();
     }
 
     // Creazione della configurazione
@@ -196,7 +195,7 @@ if (post('db_host') !== null) {
     "generated" : "true",
     "icons" : [
         {
-            "src": "assets/dist/img/logo_completo.png",
+            "src": "assets/img/logo.png",
             "type": "image/png",
             "sizes": "489x91"
         }
@@ -205,8 +204,7 @@ if (post('db_host') !== null) {
             file_put_contents('manifest.json', $manifest);
 
             redirect_legacy(base_url().'/index.php');
-            throw new \App\Exceptions\LegacyExitException;
-
+            throw new \App\Exceptions\LegacyExitException();
         }
     }
 }
@@ -611,5 +609,4 @@ if (empty($creation) && (!file_exists('config.inc.php') || !$valid_config)) {
 
 include_once AppLegacy::filepath('include|custom|', 'bottom.php');
 
-throw new \App\Exceptions\LegacyExitException;
-
+throw new \App\Exceptions\LegacyExitException();
diff --git a/include/init/init.php b/include/init/init.php
index 0c3c181ab..6c3cc8c1c 100755
--- a/include/init/init.php
+++ b/include/init/init.php
@@ -115,8 +115,7 @@ if (post('action') == 'init') {
     }
 
     redirect_legacy(base_url(), 'js');
-    throw new \App\Exceptions\LegacyExitException;
-
+    throw new \App\Exceptions\LegacyExitException();
 }
 
 $img = AppLegacy::getPaths()['img'];
@@ -263,5 +262,4 @@ echo '
 
 include_once AppLegacy::filepath('include|custom|', 'bottom.php');
 
-throw new \App\Exceptions\LegacyExitException;
-
+throw new \App\Exceptions\LegacyExitException();
diff --git a/include/init/update.php b/include/init/update.php
index ebad6f993..a248d7d94 100755
--- a/include/init/update.php
+++ b/include/init/update.php
@@ -109,8 +109,7 @@ if (filter('action') == 'do_update') {
         </a>';
     }
 
-    throw new \App\Exceptions\LegacyExitException;
-
+    throw new \App\Exceptions\LegacyExitException();
 } elseif (Update::isUpdateAvailable()) {
     // Controllo se l'aggiornamento è in esecuzione
     if (Update::isUpdateLocked() && filter('force') === null) {
@@ -132,8 +131,7 @@ if (filter('action') == 'do_update') {
 
         include_once AppLegacy::filepath('include|custom|', 'bottom.php');
 
-        throw new \App\Exceptions\LegacyExitException;
-
+        throw new \App\Exceptions\LegacyExitException();
     }
 
     $firstuse = !$dbo->isInstalled() ? 'true' : 'false';
diff --git a/index.php b/index.php
index 8490fc1c3..2d242be12 100755
--- a/index.php
+++ b/index.php
@@ -32,10 +32,10 @@ switch ($op) {
         $password = post('password');
 
         $user = User::where('username', $username)->first();
-        if (!empty($user) && Hash::check($password, $user->getAuthPassword())){
+        if (!empty($user) && Hash::check($password, $user->getAuthPassword())) {
             auth()->loginUsingId($user->id, true);
 
-            // Rimozione log vecchi
+        // Rimozione log vecchi
             //$dbo->query('DELETE FROM `zz_operations` WHERE DATE_ADD(`created_at`, INTERVAL 30*24*60*60 SECOND) <= NOW()');
         } else {
             $status = auth()->user();
@@ -43,8 +43,7 @@ switch ($op) {
             //flash()->error(auth()->getStatus()[$status]['message']);
 
             redirect_legacy(base_url().'/index.php');
-            throw new \App\Exceptions\LegacyExitException;
-
+            throw new \App\Exceptions\LegacyExitException();
         }
 
         break;
@@ -53,9 +52,7 @@ switch ($op) {
         auth()->logout();
 
         redirect_legacy(base_url().'/index.php');
-        throw new \App\Exceptions\LegacyExitException;
-
-
+        throw new \App\Exceptions\LegacyExitException();
         break;
 }
 
@@ -67,8 +64,7 @@ if (auth()->check() && isset($dbo) && $dbo->isConnected() && $dbo->isInstalled()
     } else {
         redirect_legacy(base_url().'/index.php?op=logout');
     }
-    throw new \App\Exceptions\LegacyExitException;
-
+    throw new \App\Exceptions\LegacyExitException();
 }
 
 // Procedura di installazione
diff --git a/lib/functions.php b/lib/functions.php
index ea901698d..d340ac425 100755
--- a/lib/functions.php
+++ b/lib/functions.php
@@ -323,8 +323,7 @@ function redirectOperation($id_module, $id_record)
             redirect_legacy(base_url().'/controller.php?id_module='.$id_module.$hash);
         }
 
-        throw new \App\Exceptions\LegacyExitException;
-
+        throw new \App\Exceptions\LegacyExitException();
     }
 }
 
diff --git a/lib/helpers.php b/lib/helpers.php
index 24bc569a5..157cddbb0 100755
--- a/lib/helpers.php
+++ b/lib/helpers.php
@@ -33,7 +33,7 @@ use Models\Module;
  */
 function database()
 {
-    if (!app()->has(Database::class)){
+    if (!app()->has(Database::class)) {
         app()->instance(Database::class, new Database());
     }
 
@@ -137,7 +137,7 @@ function flash()
  */
 function formatter()
 {
-    if (!app()->has(Formatter::class)){
+    if (!app()->has(Formatter::class)) {
         $formatter = new Formatter(
             app()->getLocale(),
             empty($options['timestamp']) ? 'd/m/Y H:i' : $options['timestamp'],
@@ -149,12 +149,12 @@ function formatter()
             ] : $options['number']
         );
 
-        $formatter->setPrecision(auth()->check() ? setting('Cifre decimali per importi') : 2);
+        //$formatter->setPrecision(auth()->check() ? setting('Cifre decimali per importi') : 2);
+        $formatter->setPrecision(2);
 
         app()->instance(Formatter::class, $formatter);
     }
 
-
     return app()->get(Formatter::class);
 }
 
@@ -176,15 +176,14 @@ function tr($string, $parameters = [], $operations = [])
     return replace($result, $parameters);
 }
 
-// Retrocompatibilità (con la funzione gettext)
+// Retro-compatibilità (con la funzione gettext)
 if (!function_exists('_')) {
     function _($string, $parameters = [], $operations = [])
     {
-        return _i($string, $parameters);
+        return tr($string, $parameters);
     }
 }
 
-
 /**
  * Restituisce il numero indicato formattato secondo la configurazione del sistema.
  *
diff --git a/modules/dashboard/ajax.php b/modules/dashboard/ajax.php
index 201fba2be..734f8f15c 100644
--- a/modules/dashboard/ajax.php
+++ b/modules/dashboard/ajax.php
@@ -35,9 +35,9 @@ switch (filter('op')) {
         $stati = session('dashboard.idstatiintervento', ["'-1'"]);
         $stati[] = prepare('');
 
-        $tipi =  session('dashboard.idtipiintervento', ["'-1'"]);
-        $zone =  session('dashboard.idzone', ["'-1'"]);
-        $tecnici =  session('dashboard.idtecnici', ["'-1'"]);
+        $tipi = session('dashboard.idtipiintervento', ["'-1'"]);
+        $zone = session('dashboard.idzone', ["'-1'"]);
+        $tecnici = session('dashboard.idtecnici', ["'-1'"]);
 
         $query = 'SELECT
             in_interventi_tecnici.id,
diff --git a/modules/interventi/modals/anteprima_firma.php b/modules/interventi/modals/anteprima_firma.php
index f6cc323d6..61f103355 100644
--- a/modules/interventi/modals/anteprima_firma.php
+++ b/modules/interventi/modals/anteprima_firma.php
@@ -26,8 +26,7 @@ if (get('anteprima') !== null) {
 
     if (empty($rs)) {
         echo tr('Intervento inesistente!');
-        throw new \App\Exceptions\LegacyExitException;
-
+        throw new \App\Exceptions\LegacyExitException();
     }
 
     // Gestione della stampa
diff --git a/plugins/importFE/actions.php b/plugins/importFE/actions.php
index 8955622d9..14e472e74 100755
--- a/plugins/importFE/actions.php
+++ b/plugins/importFE/actions.php
@@ -47,8 +47,7 @@ switch (filter('op')) {
             echo json_encode([
                 'id' => 1,
             ]);
-            throw new \App\Exceptions\LegacyExitException;
-
+            throw new \App\Exceptions\LegacyExitException();
         } else {
             $content = file_get_contents($temp_name);
 
diff --git a/reset.php b/reset.php
index 7f10ec51d..e98f0f363 100755
--- a/reset.php
+++ b/reset.php
@@ -60,8 +60,7 @@ switch (post('op')) {
         }
 
         redirect_legacy(base_url().'/index.php');
-        throw new \App\Exceptions\LegacyExitException;
-
+        throw new \App\Exceptions\LegacyExitException();
         break;
 
     case 'update':
@@ -78,8 +77,7 @@ switch (post('op')) {
         flash()->info(tr('Password cambiata!'));
 
         redirect_legacy(base_url().'/index.php');
-        throw new \App\Exceptions\LegacyExitException;
-
+        throw new \App\Exceptions\LegacyExitException();
         break;
 }
 
diff --git a/src/AppLegacy.php b/src/AppLegacy.php
index f3aa04f37..4ae999e52 100644
--- a/src/AppLegacy.php
+++ b/src/AppLegacy.php
@@ -27,6 +27,10 @@ use Util\Messages;
  */
 class AppLegacy
 {
+    /**
+     * @var \Intl\Formatter
+     */
+    public static $formatter;
     /** @var string Simbolo della valuta corrente */
     protected static $currency;
 
@@ -63,10 +67,6 @@ class AppLegacy
             'i18n/fullcalendar/|lang|.min.js',
         ],
     ];
-    /**
-     * @var \Intl\Formatter
-     */
-    public static $formatter;
 
     /**
      * Restituisce la configurazione dell'installazione in utilizzo del progetto.
@@ -164,7 +164,7 @@ class AppLegacy
 
         // Impostazione dei percorsi
         $paths = self::getPaths();
-        $lang = App::getLocale();;
+        $lang = App::getLocale();
 
         // Sezioni: nome - percorso
         $sections = [
@@ -188,7 +188,7 @@ class AppLegacy
         foreach ($sections as $section => $dir) {
             $result = array_unique(array_merge(
                 self::$assets[$section],
-                isset($config['assets']) ? ($config['assets'][$section] ?:[]) :[]
+                isset($config['assets']) ? ($config['assets'][$section] ?: []) : []
             ));
 
             foreach ($result as $key => $element) {
@@ -286,6 +286,25 @@ class AppLegacy
         return slashes($result);
     }
 
+    /**
+     * Restituisce il simbolo della valuta del gestione.
+     *
+     * @since 2.4.9
+     *
+     * @return string
+     */
+    public static function getCurrency()
+    {
+        if (!isset(self::$currency)) {
+            $id = setting('Valuta');
+            $valuta = database()->fetchOne('SELECT symbol FROM zz_currencies WHERE id = '.prepare($id));
+
+            self::$currency = $valuta['symbol'];
+        }
+
+        return self::$currency;
+    }
+
     /**
      * Restituisce la configurazione di default del progetto.
      *
@@ -316,24 +335,4 @@ class AppLegacy
 
         return get_defined_vars();
     }
-
-    /**
-     * Restituisce il simbolo della valuta del gestione.
-     *
-     * @since 2.4.9
-     *
-     * @return string
-     */
-    public static function getCurrency()
-    {
-        if (!isset(self::$currency)) {
-            $id = setting('Valuta');
-            $valuta = database()->fetchOne('SELECT symbol FROM zz_currencies WHERE id = '.prepare($id));
-
-            self::$currency = $valuta['symbol'];
-        }
-
-        return self::$currency;
-    }
-
 }
diff --git a/src/Database.php b/src/Database.php
index 836601622..9e544e130 100755
--- a/src/Database.php
+++ b/src/Database.php
@@ -17,7 +17,6 @@
  * along with this program. If not, see <https://www.gnu.org/licenses/>.
  */
 
-use Illuminate\Database\Capsule\Manager as Capsule;
 use Illuminate\Support\Facades\DB;
 use Illuminate\Support\Facades\Schema;
 
@@ -43,7 +42,6 @@ class Database
     protected $mysql_version;
 
     /**
-     *
      * @since 2.3
      */
     public function __construct()
@@ -62,7 +60,6 @@ class Database
         return DB::connection()->getPDO();
     }
 
-
     /**
      * Controlla se la connessione è valida e andata a buon fine.
      *
@@ -74,9 +71,10 @@ class Database
     {
         try {
             DB::connection()->getPdo();
+
             return true;
         } catch (\Exception $e) {
-           return false;
+            return false;
         }
     }
 
diff --git a/src/HTMLBuilder/HTMLBuilder.php b/src/HTMLBuilder/HTMLBuilder.php
index f97606cfb..101080da4 100755
--- a/src/HTMLBuilder/HTMLBuilder.php
+++ b/src/HTMLBuilder/HTMLBuilder.php
@@ -121,7 +121,7 @@ class HTMLBuilder
 
         foreach ($managers[0] as $value) {
             $json = self::decode($value, 'manager');
-            if (empty($json)){
+            if (empty($json)) {
                 continue;
             }
 
diff --git a/src/Permissions.php b/src/Permissions.php
index ea5153249..b0025c4be 100755
--- a/src/Permissions.php
+++ b/src/Permissions.php
@@ -87,8 +87,7 @@ class Permissions
             if (!auth()->check() && getURLPath() == slashes(base_url().'/index.php')) {
                 redirect_legacy(base_url().'/index.php');
                 $result = false;
-                throw new \App\Exceptions\LegacyExitException;
-
+                throw new \App\Exceptions\LegacyExitException();
             } else {
                 if (!empty(self::$permissions)) {
                     foreach (self::$permissions as $module) {
diff --git a/src/Prints.php b/src/Prints.php
index 7e488a3e7..773a3979c 100755
--- a/src/Prints.php
+++ b/src/Prints.php
@@ -180,8 +180,7 @@ class Prints
             echo '
                 <p align="center">'.$error.'</p>';
 
-            throw new \App\Exceptions\LegacyExitException;
-
+            throw new \App\Exceptions\LegacyExitException();
         }
 
         if (self::isCompletelyCustom($print)) {
diff --git a/src/Util/Messages.php b/src/Util/Messages.php
index 5a4520680..b79ee4ad8 100755
--- a/src/Util/Messages.php
+++ b/src/Util/Messages.php
@@ -28,7 +28,8 @@ use Illuminate\Support\Facades\Session;
  */
 class Messages
 {
-    public function __contruct($name){
+    public function __contruct($name)
+    {
     }
 
     public function info($message)
@@ -46,14 +47,16 @@ class Messages
         Session::push('messages.error', $message);
     }
 
-    public function getMessage($type){
+    public function getMessage($type)
+    {
         $messages = Session::get('messages.'.$type);
         Session::remove('messages.'.$type);
 
         return $messages;
     }
 
-    public function getMessages(){
+    public function getMessages()
+    {
         $messages = Session::get('messages');
         Session::remove('messages');