diff --git a/ci/application/controllers/Deconnexion.php b/ci/application/controllers/Deconnexion.php
index 6b03e4e..c4226cf 100644
--- a/ci/application/controllers/Deconnexion.php
+++ b/ci/application/controllers/Deconnexion.php
@@ -9,6 +9,7 @@ class Deconnexion extends CI_Controller {
 
 public function index() {
         $this->session->unset_userdata('logged');
+        $this->session->unset_userdata('mail');
         $this->session->sess_destroy(); 
         redirect('welcome');  
     }
diff --git a/ci/application/controllers/Enregistrer.php b/ci/application/controllers/Enregistrer.php
index 4f1edea..90f56f0 100644
--- a/ci/application/controllers/Enregistrer.php
+++ b/ci/application/controllers/Enregistrer.php
@@ -25,6 +25,7 @@ class Enregistrer extends CI_Controller{
     }
     $this->model_music->SignUp($pseudo,$login,$password);
     $this->session->set_userdata('logged', true);
+    $this->session->set_userdata('mail', $login);
     $this->load->view('layout/header');
     redirect('albums');
 }
diff --git a/ci/application/controllers/Playlist.php b/ci/application/controllers/Playlist.php
index 978afb9..33e601b 100644
--- a/ci/application/controllers/Playlist.php
+++ b/ci/application/controllers/Playlist.php
@@ -50,12 +50,6 @@ class Playlist extends CI_Controller {
          redirect("playlist/SongPlaylist/$id_playlist");
     }
 
-    public function MenuCreate() {
-        $this->load->view('layout/header');
-        $this->load->view('create_playlist');
-        $this->load->view('layout/footer');
-
-    }
 
     public function createPlaylistController() {
         $mail = $this->session->userdata('mail');
@@ -64,6 +58,17 @@ class Playlist extends CI_Controller {
         redirect('playlist');
     }
 
+    public function createRandomPlaylist() {
+        $mail = $this->session->userdata('mail');
+        $name_playlist = $this->input->post('name_playlist_random');
+        $num_songs = (int) $this->input->post('num_songs');
+        if ($num_songs < 1 || $num_songs > 2000) {
+            return;
+        }
+        $this->model_music->createPlaylistRandom($name_playlist, $num_songs, $mail);
+        redirect('playlist');
+    }
+
     public function addSongToPlaylist(){
         $songName = $this->input->post('song');
         $playlistId = $this->input->post('playlist');
diff --git a/ci/application/models/Model_music.php b/ci/application/models/Model_music.php
index e1bc847..6b76f14 100644
--- a/ci/application/models/Model_music.php
+++ b/ci/application/models/Model_music.php
@@ -244,4 +244,20 @@ class Model_music extends CI_Model {
 	        array($new_playlist_id, $playlist_id));
 	}
 
+	public function createPlaylistRandom($name_playlist, $num_songs, $mail) {
+        $data = array(
+            'name' => $name_playlist,
+            'mail' => $mail
+        );
+        $this->db->insert('playlist', $data);
+        $new_playlist_id = $this->db->insert_id();
+
+        // Sélectionner le nombre de chansons aléatoires spécifié
+        $query = $this->db->query("SELECT id, name FROM song ORDER BY RAND() LIMIT ?", array($num_songs));
+        $songs = $query->result();
+
+        foreach ($songs as $song) {
+            $this->db->query("INSERT INTO SongPlaylist (id, name) VALUES (?, ?)", array($new_playlist_id, $song->name));
+        }
+	}
 }
diff --git a/ci/application/views/errors/cli/error_404.php b/ci/application/views/errors/cli/error_404.php
new file mode 100644
index 0000000..6984b61
--- /dev/null
+++ b/ci/application/views/errors/cli/error_404.php
@@ -0,0 +1,8 @@
+<?php
+defined('BASEPATH') OR exit('No direct script access allowed');
+
+echo "\nERROR: ",
+	$heading,
+	"\n\n",
+	$message,
+	"\n\n";
\ No newline at end of file
diff --git a/ci/application/views/errors/cli/error_db.php b/ci/application/views/errors/cli/error_db.php
new file mode 100644
index 0000000..2ff43ff
--- /dev/null
+++ b/ci/application/views/errors/cli/error_db.php
@@ -0,0 +1,8 @@
+<?php
+defined('BASEPATH') OR exit('No direct script access allowed');
+
+echo "\nDatabase error: ",
+	$heading,
+	"\n\n",
+	$message,
+	"\n\n";
\ No newline at end of file
diff --git a/ci/application/views/errors/cli/error_exception.php b/ci/application/views/errors/cli/error_exception.php
new file mode 100644
index 0000000..efa6a66
--- /dev/null
+++ b/ci/application/views/errors/cli/error_exception.php
@@ -0,0 +1,21 @@
+<?php defined('BASEPATH') OR exit('No direct script access allowed'); ?>
+
+An uncaught Exception was encountered
+
+Type:        <?php echo get_class($exception), "\n"; ?>
+Message:     <?php echo $message, "\n"; ?>
+Filename:    <?php echo $exception->getFile(), "\n"; ?>
+Line Number: <?php echo $exception->getLine(); ?>
+
+<?php if (defined('SHOW_DEBUG_BACKTRACE') && SHOW_DEBUG_BACKTRACE === TRUE): ?>
+
+Backtrace:
+<?php	foreach ($exception->getTrace() as $error): ?>
+<?php		if (isset($error['file']) && strpos($error['file'], realpath(BASEPATH)) !== 0): ?>
+	File: <?php echo $error['file'], "\n"; ?>
+	Line: <?php echo $error['line'], "\n"; ?>
+	Function: <?php echo $error['function'], "\n\n"; ?>
+<?php		endif ?>
+<?php	endforeach ?>
+
+<?php endif ?>
diff --git a/ci/application/views/errors/cli/error_general.php b/ci/application/views/errors/cli/error_general.php
new file mode 100644
index 0000000..6984b61
--- /dev/null
+++ b/ci/application/views/errors/cli/error_general.php
@@ -0,0 +1,8 @@
+<?php
+defined('BASEPATH') OR exit('No direct script access allowed');
+
+echo "\nERROR: ",
+	$heading,
+	"\n\n",
+	$message,
+	"\n\n";
\ No newline at end of file
diff --git a/ci/application/views/errors/cli/error_php.php b/ci/application/views/errors/cli/error_php.php
new file mode 100644
index 0000000..8a24b64
--- /dev/null
+++ b/ci/application/views/errors/cli/error_php.php
@@ -0,0 +1,21 @@
+<?php defined('BASEPATH') OR exit('No direct script access allowed'); ?>
+
+A PHP Error was encountered
+
+Severity:    <?php echo $severity, "\n"; ?>
+Message:     <?php echo $message, "\n"; ?>
+Filename:    <?php echo $filepath, "\n"; ?>
+Line Number: <?php echo $line; ?>
+
+<?php if (defined('SHOW_DEBUG_BACKTRACE') && SHOW_DEBUG_BACKTRACE === TRUE): ?>
+
+Backtrace:
+<?php	foreach (debug_backtrace() as $error): ?>
+<?php		if (isset($error['file']) && strpos($error['file'], realpath(BASEPATH)) !== 0): ?>
+	File: <?php echo $error['file'], "\n"; ?>
+	Line: <?php echo $error['line'], "\n"; ?>
+	Function: <?php echo $error['function'], "\n\n"; ?>
+<?php		endif ?>
+<?php	endforeach ?>
+
+<?php endif ?>
diff --git a/ci/application/views/errors/html/error_404.php b/ci/application/views/errors/html/error_404.php
new file mode 100644
index 0000000..756ea9d
--- /dev/null
+++ b/ci/application/views/errors/html/error_404.php
@@ -0,0 +1,64 @@
+<?php
+defined('BASEPATH') OR exit('No direct script access allowed');
+?><!DOCTYPE html>
+<html lang="en">
+<head>
+<meta charset="utf-8">
+<title>404 Page Not Found</title>
+<style type="text/css">
+
+::selection { background-color: #E13300; color: white; }
+::-moz-selection { background-color: #E13300; color: white; }
+
+body {
+	background-color: #fff;
+	margin: 40px;
+	font: 13px/20px normal Helvetica, Arial, sans-serif;
+	color: #4F5155;
+}
+
+a {
+	color: #003399;
+	background-color: transparent;
+	font-weight: normal;
+}
+
+h1 {
+	color: #444;
+	background-color: transparent;
+	border-bottom: 1px solid #D0D0D0;
+	font-size: 19px;
+	font-weight: normal;
+	margin: 0 0 14px 0;
+	padding: 14px 15px 10px 15px;
+}
+
+code {
+	font-family: Consolas, Monaco, Courier New, Courier, monospace;
+	font-size: 12px;
+	background-color: #f9f9f9;
+	border: 1px solid #D0D0D0;
+	color: #002166;
+	display: block;
+	margin: 14px 0 14px 0;
+	padding: 12px 10px 12px 10px;
+}
+
+#container {
+	margin: 10px;
+	border: 1px solid #D0D0D0;
+	box-shadow: 0 0 8px #D0D0D0;
+}
+
+p {
+	margin: 12px 15px 12px 15px;
+}
+</style>
+</head>
+<body>
+	<div id="container">
+		<h1><?php echo $heading; ?></h1>
+		<?php echo $message; ?>
+	</div>
+</body>
+</html>
\ No newline at end of file
diff --git a/ci/application/views/errors/html/error_db.php b/ci/application/views/errors/html/error_db.php
new file mode 100644
index 0000000..f5a43f6
--- /dev/null
+++ b/ci/application/views/errors/html/error_db.php
@@ -0,0 +1,64 @@
+<?php
+defined('BASEPATH') OR exit('No direct script access allowed');
+?><!DOCTYPE html>
+<html lang="en">
+<head>
+<meta charset="utf-8">
+<title>Database Error</title>
+<style type="text/css">
+
+::selection { background-color: #E13300; color: white; }
+::-moz-selection { background-color: #E13300; color: white; }
+
+body {
+	background-color: #fff;
+	margin: 40px;
+	font: 13px/20px normal Helvetica, Arial, sans-serif;
+	color: #4F5155;
+}
+
+a {
+	color: #003399;
+	background-color: transparent;
+	font-weight: normal;
+}
+
+h1 {
+	color: #444;
+	background-color: transparent;
+	border-bottom: 1px solid #D0D0D0;
+	font-size: 19px;
+	font-weight: normal;
+	margin: 0 0 14px 0;
+	padding: 14px 15px 10px 15px;
+}
+
+code {
+	font-family: Consolas, Monaco, Courier New, Courier, monospace;
+	font-size: 12px;
+	background-color: #f9f9f9;
+	border: 1px solid #D0D0D0;
+	color: #002166;
+	display: block;
+	margin: 14px 0 14px 0;
+	padding: 12px 10px 12px 10px;
+}
+
+#container {
+	margin: 10px;
+	border: 1px solid #D0D0D0;
+	box-shadow: 0 0 8px #D0D0D0;
+}
+
+p {
+	margin: 12px 15px 12px 15px;
+}
+</style>
+</head>
+<body>
+	<div id="container">
+		<h1><?php echo $heading; ?></h1>
+		<?php echo $message; ?>
+	</div>
+</body>
+</html>
\ No newline at end of file
diff --git a/ci/application/views/errors/html/error_exception.php b/ci/application/views/errors/html/error_exception.php
new file mode 100644
index 0000000..8784886
--- /dev/null
+++ b/ci/application/views/errors/html/error_exception.php
@@ -0,0 +1,32 @@
+<?php
+defined('BASEPATH') OR exit('No direct script access allowed');
+?>
+
+<div style="border:1px solid #990000;padding-left:20px;margin:0 0 10px 0;">
+
+<h4>An uncaught Exception was encountered</h4>
+
+<p>Type: <?php echo get_class($exception); ?></p>
+<p>Message: <?php echo $message; ?></p>
+<p>Filename: <?php echo $exception->getFile(); ?></p>
+<p>Line Number: <?php echo $exception->getLine(); ?></p>
+
+<?php if (defined('SHOW_DEBUG_BACKTRACE') && SHOW_DEBUG_BACKTRACE === TRUE): ?>
+
+	<p>Backtrace:</p>
+	<?php foreach ($exception->getTrace() as $error): ?>
+
+		<?php if (isset($error['file']) && strpos($error['file'], realpath(BASEPATH)) !== 0): ?>
+
+			<p style="margin-left:10px">
+			File: <?php echo $error['file']; ?><br />
+			Line: <?php echo $error['line']; ?><br />
+			Function: <?php echo $error['function']; ?>
+			</p>
+		<?php endif ?>
+
+	<?php endforeach ?>
+
+<?php endif ?>
+
+</div>
\ No newline at end of file
diff --git a/ci/application/views/errors/html/error_general.php b/ci/application/views/errors/html/error_general.php
new file mode 100644
index 0000000..fc3b2eb
--- /dev/null
+++ b/ci/application/views/errors/html/error_general.php
@@ -0,0 +1,64 @@
+<?php
+defined('BASEPATH') OR exit('No direct script access allowed');
+?><!DOCTYPE html>
+<html lang="en">
+<head>
+<meta charset="utf-8">
+<title>Error</title>
+<style type="text/css">
+
+::selection { background-color: #E13300; color: white; }
+::-moz-selection { background-color: #E13300; color: white; }
+
+body {
+	background-color: #fff;
+	margin: 40px;
+	font: 13px/20px normal Helvetica, Arial, sans-serif;
+	color: #4F5155;
+}
+
+a {
+	color: #003399;
+	background-color: transparent;
+	font-weight: normal;
+}
+
+h1 {
+	color: #444;
+	background-color: transparent;
+	border-bottom: 1px solid #D0D0D0;
+	font-size: 19px;
+	font-weight: normal;
+	margin: 0 0 14px 0;
+	padding: 14px 15px 10px 15px;
+}
+
+code {
+	font-family: Consolas, Monaco, Courier New, Courier, monospace;
+	font-size: 12px;
+	background-color: #f9f9f9;
+	border: 1px solid #D0D0D0;
+	color: #002166;
+	display: block;
+	margin: 14px 0 14px 0;
+	padding: 12px 10px 12px 10px;
+}
+
+#container {
+	margin: 10px;
+	border: 1px solid #D0D0D0;
+	box-shadow: 0 0 8px #D0D0D0;
+}
+
+p {
+	margin: 12px 15px 12px 15px;
+}
+</style>
+</head>
+<body>
+	<div id="container">
+		<h1><?php echo $heading; ?></h1>
+		<?php echo $message; ?>
+	</div>
+</body>
+</html>
\ No newline at end of file
diff --git a/ci/application/views/errors/html/error_php.php b/ci/application/views/errors/html/error_php.php
new file mode 100644
index 0000000..b146f9c
--- /dev/null
+++ b/ci/application/views/errors/html/error_php.php
@@ -0,0 +1,33 @@
+<?php
+defined('BASEPATH') OR exit('No direct script access allowed');
+?>
+
+<div style="border:1px solid #990000;padding-left:20px;margin:0 0 10px 0;">
+
+<h4>A PHP Error was encountered</h4>
+
+<p>Severity: <?php echo $severity; ?></p>
+<p>Message:  <?php echo $message; ?></p>
+<p>Filename: <?php echo $filepath; ?></p>
+<p>Line Number: <?php echo $line; ?></p>
+
+<?php if (defined('SHOW_DEBUG_BACKTRACE') && SHOW_DEBUG_BACKTRACE === TRUE): ?>
+
+	<p>Backtrace:</p>
+	<?php foreach (debug_backtrace() as $error): ?>
+
+		<?php if (isset($error['file']) && strpos($error['file'], realpath(BASEPATH)) !== 0): ?>
+
+			<p style="margin-left:10px">
+			File: <?php echo $error['file'] ?><br />
+			Line: <?php echo $error['line'] ?><br />
+			Function: <?php echo $error['function'] ?>
+			</p>
+
+		<?php endif ?>
+
+	<?php endforeach ?>
+
+<?php endif ?>
+
+</div>
\ No newline at end of file
diff --git a/ci/application/views/playlist_list.php b/ci/application/views/playlist_list.php
index 5e68110..f1f96a9 100644
--- a/ci/application/views/playlist_list.php
+++ b/ci/application/views/playlist_list.php
@@ -1,35 +1,37 @@
 <div id="Page">
-<div class="content">
-   <section id="about" class="box">
-       <div class="box-content">
-       <img src=<?= base_url('assets/img/alo.png') ?> alt="Description de l'image 2">
-           <div class="text-content">
-               <h2>Créer une nouvelle Playlist</h2>
-               <form action="<?= base_url('index.php/playlist/createPlaylistController') ?>" method="post" class="playlist-form">
-               <label for="name_playlist" class="playlist-label">Nom de la Playlist:</label>
-               <input type="text" name="name_playlist" id="name_playlist" class="playlist-input" required>
-               <button type="submit" name="submit" class="playlist-button">Créer</button>
-           </div>
-       </div>
-   </section>
-   <section id="product" class="box">
-       <div class="box-img">
-       <img src=<?= base_url('assets/img/musique2.png') ?> alt="Description de l'image 2">
-       <div class="text-content">
-       <h2>Créer une playlist aléatoire</h2>
-       <form action="<?= base_url('index.php/playlist/createPlaylistController') ?>" method="post" class="playlist-form">
-               <label for="name_playlist" class="playlist-label">Nom de la Playlist:</label>
-               <input type="text" name="name_playlist" id="name_playlist" class="playlist-input" required>
-               <button type="submit" name="submit" class="playlist-button">Créer</button>
+    <div class="content">
+        <section id="about" class="box">
+            <div class="box-content">
+                <img src="<?= base_url('assets/img/alo.png') ?>" alt="Description de l'image 2">
+                <div class="text-content">
+                    <h2>Créer une nouvelle Playlist Vide</h2>
+                    <form action="<?= base_url('index.php/playlist/createPlaylistController') ?>" method="post" class="playlist-form">
+                        <label for="name_playlist" class="playlist-label">Nom de la Playlist:</label>
+                        <input type="text" name="name_playlist" id="name_playlist" class="playlist-input" required>
+                        <button type="submit" name="submit" class="playlist-button">Créer</button>
+                    </form>
+                </div>
+            </div>
+        </section>
+        <section id="product" class="box">
+            <div class="box-img">
+                <img src="<?= base_url('assets/img/musique2.png') ?>" alt="Description de l'image 2">
+                <div class="text-content">
+                    <h2>Créer une Playlist Aléatoire</h2>
+                    <form action="<?= base_url('index.php/playlist/createRandomPlaylist') ?>" method="post" class="playlist-form">
+                        <label for="name_playlist_random" class="playlist-label">Nom de la Playlist:</label>
+                        <input type="text" name="name_playlist_random" id="name_playlist_random" class="playlist-input" required>
+                        <label for="num_songs" class="playlist-label">Nombre de Chansons:</label>
+                        <input type="number" name="num_songs" id="num_songs" class="playlist-input" min="1" max="2000" required>
+                        <button type="submit" name="submit" class="playlist-button">Créer</button>
+                    </form>
+                </div>
+            </div>
+        </section>
     </div>
-   </div>
-   </section>
-</div>
 </div>
 
-
-<div id="header"> </div>
-</form>
+<div id="header"></div>
 <?php
 foreach($playlists as $playlist){ 
     echo "<div class='playlist-item'>";
@@ -44,5 +46,4 @@ foreach($playlists as $playlist){
     echo "</header>";
     echo "</div>";
 }
-echo "</div>";
-?> 
+?>