diff --git a/panel_manager/includes/formHall.php b/panel_manager/includes/formHall.php
index 5100e1c..9b9f591 100644
--- a/panel_manager/includes/formHall.php
+++ b/panel_manager/includes/formHall.php
@@ -33,13 +33,21 @@ class FormHall extends Form {
 		//Seats_map
 		$seats = 0;
 		$seats_map = array();
-
+		for($i = 1;$i <= $rows; $i++){
+			for($j = 1; $j <= $cols; $j++){ 
+				$seats_map[$i][$j] = "-1";
+			}
+		}
+		
 		//Show the original seats_map once u click restart or the first time u enter this form from manage_halls's form
-		if($data["restart"] || $_POST["edit_hall"] ){
-			foreach(Seat::getSeatsMap($og_number, $this->cinema) as $seat){
-				$seats_map[$seat->getNumRows()][$seat->getNumCol()] = $seat->getState();
-				if($seat->getState()>=0){
-					$seats++;
+		if(isset($data["restart"]) || isset($_POST["edit_hall"]) ){
+			$seat_list = Seat::getSeatsMap($og_number, $this->cinema);
+			if($seat_list){
+				foreach($seat_list as $seat){
+					$seats_map[$seat->getNumRows()][$seat->getNumCol()] = $seat->getState();
+					if($seat->getState()>=0){
+						$seats++;
+					}
 				}
 			}
 		}//Show the checkbox seats_map updated and everything to selected if alltoone was pressed 
@@ -64,7 +72,7 @@ class FormHall extends Form {
 		$errorSeats = self::createMensajeError($errores, 'seats', 'span', array('class' => 'error'));
 
 		$html = '
-				<div class="column left">'.$htmlErroresGlobales.' '.$errorSeats.' '. $errorManager.'
+				<div class="column left">'.$htmlErroresGlobales.' '.$errorSeats.'
 					<fieldset>
 						<legend>Mapa de Asientos</legend>
 						<label> Filas: </label> <input type="number" name="rows" min="1" id="rows" value="'.$rows.'" required/> <br>
diff --git a/panel_manager/includes/formSession.php b/panel_manager/includes/formSession.php
index c40ecf2..d8586ae 100644
--- a/panel_manager/includes/formSession.php
+++ b/panel_manager/includes/formSession.php
@@ -46,8 +46,9 @@ class FormSession extends Form {
 
 		$htmlErroresGlobales = self::generaListaErroresGlobales($errores);
 		$errorPrice = self::createMensajeError($errores, 'price', 'span', array('class' => 'error'));
-
-		$html .= '
+		$errorFormat = self::createMensajeError($errores, 'format', 'span', array('class' => 'error'));
+		
+		$html = '
 				<div class="column left">'.$htmlErroresGlobales.' '.$errorPrice.'
 					<fieldset>
 						<legend>Datos</legend>
diff --git a/panel_manager/index.php b/panel_manager/index.php
index 292a46e..0973a06 100644
--- a/panel_manager/index.php
+++ b/panel_manager/index.php
@@ -18,50 +18,50 @@
 			if($manager){
 				if($manager->num_rows == 1){
 					$fila = $manager->fetch_assoc();
-					$manager = new Manager($fila["id"], $fila["idcinema"], $fila["username"], $fila["email"], $fila["rol"]);
+					$manager = new Manager($fila["id"], $fila["idcinema"], null, null, null);
 				}
 			}
 		}
-		
-        switch($_GET["state"]){
+		$state = isset($_GET['state']) ? $_GET['state'] : '';
+		switch($state){
 			case "view_ruser":
 			case "view_user":
-                   $panel = '<div class="column side"></div>
-                   <div class="column middle">
+				   $panel = '<div class="column side"></div>
+				   <div class="column middle">
 						<div class="code info">
-                            <h1>Esta vista aun no esta implementada.</h1><hr />
+							<h1>Esta vista aun no esta implementada.</h1><hr />
 						</div>
 					</div>
-                <div class="column side"></div>'."\n";
-                break;			
+				<div class="column side"></div>'."\n";
+				break;			
 			case "manage_halls":
-                $panel = Manager_panel::manage_halls($manager);
-                break;
+				$panel = Manager_panel::manage_halls($manager);
+				break;
 			case "new_hall":
-                $panel = Manager_panel::new_hall($manager);
-                break;	
+				$panel = Manager_panel::new_hall($manager);
+				break;	
 			case "edit_hall":
-                $panel = Manager_panel::edit_hall($manager);
-                break;	
-            case "manage_sessions":
-                $panel = Manager_panel::manage_sessions($manager);
-                break;
+				$panel = Manager_panel::edit_hall($manager);
+				break;	
+			case "manage_sessions":
+				$panel = Manager_panel::manage_sessions($manager);
+				break;
 			case "new_session":
-                $panel = Manager_panel::new_session($manager);
-                break;
+				$panel = Manager_panel::new_session($manager);
+				break;
 			case "edit_session":
-                $panel = Manager_panel::edit_session($manager);
-                break;
+				$panel = Manager_panel::edit_session($manager);
+				break;
 			case "select_film":
-                $panel = Manager_panel::select_film($template,$manager);
-                break;
+				$panel = Manager_panel::select_film($template,$manager);
+				break;
 			case "success":
-                $panel = Manager_panel::success();
-                break;
-            default:  
-                $panel = Manager_panel::welcome($manager);
-                break;
-        }
+				$panel = Manager_panel::success();
+				break;
+			default:  
+				$panel = Manager_panel::welcome($manager);
+				break;
+		}
     }
     else{
         $panel = '<div class="column side"></div>