diff --git a/interface/lib/app.inc.php b/interface/lib/app.inc.php
index 32b5918182d86b8a4f1172d8f3fc1a5f4bcd4888..fbe5bd004a0390fb3e04b6d856a430abfcfafa88 100644
--- a/interface/lib/app.inc.php
+++ b/interface/lib/app.inc.php
@@ -75,6 +75,11 @@ class app {
 
 		$this->uses('auth,plugin,functions');
 	}
+	
+	public function __destruct() {
+		session_write_close();
+		if(isset($this->db)) $this->db->closeConn();
+	}
 
 	public function uses($classes) {
 		$cl = explode(',', $classes);
diff --git a/interface/lib/classes/db_mysql.inc.php b/interface/lib/classes/db_mysql.inc.php
index 4572dacc8336d4b7af48a8b97b7d225b5676e8a1..5e38e3b5002b52e0d26eb7f8a03ad3524eac4fd7 100644
--- a/interface/lib/classes/db_mysql.inc.php
+++ b/interface/lib/classes/db_mysql.inc.php
@@ -54,10 +54,6 @@ class db {
 		//$this->connect();
 	}
 
-	public function __destruct() {
-		$this->closeConn();
-	}
-
 	/**  Error handler */
 	public function updateError($location)
     {
diff --git a/interface/web/login/logout.php b/interface/web/login/logout.php
index 912a430b349c4e210df4915658904f12116e2ecd..57b76a36710889612fac993861dc130ec71d2b6e 100644
--- a/interface/web/login/logout.php
+++ b/interface/web/login/logout.php
@@ -64,6 +64,7 @@ $app->plugin->raiseEvent('logout',true);
 $_SESSION["s"]["user"] = null;
 $_SESSION["s"]["module"] = null;
 $_SESSION['s_old'] = null;
+session_write_close();
 
 //header("Location: ../index.php?phpsessid=".$_SESSION["s"]["id"]);