diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index 42d4b9913..35e49905f 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -4,4 +4,6 @@ To contribute to this project simply fork it, make all improvements, commit chan
 
 If you have an issue, please *always* upload MadelineProto logs from when the error occurred to hastebin or similar websites.
 
+If you make breaking changes, make sure to increase the number returned by the getV function on line 54 of API.php.  
+
 Bye :)
diff --git a/README.md b/README.md
index 7e196411a..a324fb7d1 100644
--- a/README.md
+++ b/README.md
@@ -12,7 +12,7 @@ PHP implementation of MTProto, based on [telepy](https://github.com/griganton/te
 
 This project can run on PHP 7 and HHVM, only 64 bit systems are supported ATM.  
 
-Also note that MadelineProto will perform better if a big math extension like gmp or bcmath is installed.
+Also note that MadelineProto will perform better if python and a big math extension like gmp or bcmath are installed.
 
 This project is in beta state.  
 
diff --git a/bot.php b/bot.php
index d6551195a..f613bbc65 100755
--- a/bot.php
+++ b/bot.php
@@ -14,14 +14,16 @@ If not, see <http://www.gnu.org/licenses/>.
 require 'vendor/autoload.php';
 $settings = [];
 
+try {
 $MadelineProto = \danog\MadelineProto\Serialization::deserialize('bot.madeline');
-
-if (file_exists('token.php') && $MadelineProto === false) {
+} catch (\danog\MadelineProto\Exception $e) {
+if (file_exists('token.php')) {
     include_once 'token.php';
     $MadelineProto = new \danog\MadelineProto\API($settings);
     $authorization = $MadelineProto->bot_login($token);
     \danog\MadelineProto\Logger::log([$authorization], \danog\MadelineProto\Logger::NOTICE);
 }
+}
 $offset = 0;
 while (true) {
     $updates = $MadelineProto->API->get_updates(['offset' => $offset, 'limit' => 50, 'timeout' => 0]); // Just like in the bot API, you can specify an offset, a limit and a timeout
diff --git a/src/danog/MadelineProto/API.php b/src/danog/MadelineProto/API.php
index 483d5942b..6ac78ae26 100644
--- a/src/danog/MadelineProto/API.php
+++ b/src/danog/MadelineProto/API.php
@@ -41,7 +41,7 @@ class API extends APIFactory
         \danog\MadelineProto\Logger::log(['Pong: '.$pong['ping_id']], Logger::ULTRA_VERBOSE);
         \danog\MadelineProto\Logger::log(['Getting future salts...'], Logger::ULTRA_VERBOSE);
         $this->future_salts = $this->get_future_salts([3]);
-
+        $this->v = $this->getV();
         \danog\MadelineProto\Logger::log(['MadelineProto is ready!'], Logger::NOTICE);
     }
 
@@ -49,13 +49,19 @@ class API extends APIFactory
     {
         //$this->API->reset_session(false);
 
-        return ['API'];
+        return ['API', 'v'];
     }
-
+    public function getV() { return 1; }
     public function __wakeup()
     {
         set_error_handler(['\danog\MadelineProto\Exception', 'ExceptionErrorHandler']);
         $this->APIFactory();
+        $this->API->setup_logger();
+        if (!isset($this->v) || $this->v !== $this->getV()) {
+            \danog\MadelineProto\Logger::log(['Serialization is out of date, reconstructing object!'], Logger::WARNING);
+            $this->API->__construct($this->API->settings);
+            $this->v = $current;
+        }
     }
 
     public function __destruct()
diff --git a/src/danog/MadelineProto/DataCenter.php b/src/danog/MadelineProto/DataCenter.php
index cb6803813..988bdf715 100644
--- a/src/danog/MadelineProto/DataCenter.php
+++ b/src/danog/MadelineProto/DataCenter.php
@@ -19,7 +19,7 @@ class DataCenter
 {
     use \danog\MadelineProto\Tools;
 
-    public $sockets;
+    public $sockets = [];
     public $curdc = 0;
     public $dclist = [];
     public $settings = [];
@@ -28,6 +28,9 @@ class DataCenter
     {
         $this->dclist = &$dclist;
         $this->settings = &$settings;
+        foreach ($this->sockets as &$socket) {
+            $socket->close_and_reopen();
+        }
     }
 
     public function dc_disconnect($dc_number)
diff --git a/src/danog/MadelineProto/MTProto.php b/src/danog/MadelineProto/MTProto.php
index 79466baaa..e48be4314 100644
--- a/src/danog/MadelineProto/MTProto.php
+++ b/src/danog/MadelineProto/MTProto.php
@@ -43,8 +43,11 @@ class MTProto extends PrimeModule
 
         // Connect to servers
         \danog\MadelineProto\Logger::log(['Istantiating DataCenter...'], Logger::ULTRA_VERBOSE);
-        $this->datacenter = new DataCenter($this->settings['connection'], $this->settings['connection_settings']);
-
+        if (isset($this->datacenter)) {
+            $this->datacenter->__construct($this->settings['connection'], $this->settings['connection_settings']);
+        } else {
+            $this->datacenter = new DataCenter($this->settings['connection'], $this->settings['connection_settings']);
+        }
         // Load rsa key
         \danog\MadelineProto\Logger::log(['Loading RSA key...'], Logger::ULTRA_VERBOSE);
         $this->key = new RSA($this->settings['authorization']['rsa_key']);
@@ -74,7 +77,7 @@ class MTProto extends PrimeModule
         $google = '';
         try {
             $ctx = stream_context_create(['http'=> [
-                    'timeout' => 1,  //1200 Seconds is 20 Minutes
+                    'timeout' => 1,
                 ],
             ]);