card action

kernel/Flash.php

@@ -9,12 +9,13 @@ class Flash
 
     public static function setMessage(string $type, string $msg): void
     {
-        Session::start();
+        self::start();
         Session::set($type, $msg);
     }
 
     public static function getMessage(string $type): string
     {
+        self::start();
         $msg = Session::get($type, false);
         Session::remove($type);
 
@@ -23,7 +24,16 @@ class Flash
 
     public static function hasMessage(string $type): bool
     {
+        self::start();
+
         return Session::has($type);
     }
 
+    public static function start()
+    {
+        if (!Session::isStarted()){
+            Session::start();
+        }
+    }
+
 }