diff --git a/admin-dev/themes/default/template/controllers/carts/helpers/view/view.tpl b/admin-dev/themes/default/template/controllers/carts/helpers/view/view.tpl
index 82956455a..a198fa086 100755
--- a/admin-dev/themes/default/template/controllers/carts/helpers/view/view.tpl
+++ b/admin-dev/themes/default/template/controllers/carts/helpers/view/view.tpl
@@ -56,7 +56,7 @@
 			{l s='Made on:'} {dateFormat date=$order->date_add}<br /><br /><br /><br />
 		{else}
 			{l s='No order created from this cart'}</span>
-			<p><a class="button" href="{$link->getAdminLink('AdminOrders')|escape:'htmlall':'UTF-8'}&id_cart={$cart->id}&addorder">{l s='Create an order with from cart'}</a></p>
+			{if $customer->id}<p><a class="button" href="{$link->getAdminLink('AdminOrders')|escape:'htmlall':'UTF-8'}&id_cart={$cart->id}&addorder">{l s='Create an order with from cart'}</a></p>{/if}
 		{/if}
 	</div>
 	<br style="clear:both;" />
diff --git a/controllers/admin/AdminOrdersController.php b/controllers/admin/AdminOrdersController.php
index 6f1d76fd6..2ad7672ae 100755
--- a/controllers/admin/AdminOrdersController.php
+++ b/controllers/admin/AdminOrdersController.php
@@ -151,14 +151,20 @@ class AdminOrdersControllerCore extends AdminController
 	public function renderForm()
 	{
 		if (Context::getContext()->shop->getContext() != Shop::CONTEXT_SHOP && Shop::isFeatureActive())
-		{
 			$this->errors[] = $this->l('You have to select a shop in order to create new orders.');
+
+		$id_cart = (int)Tools::getValue('id_cart');
+		$cart = new Cart((int)$id_cart);
+		if ($id_cart && !Validate::isLoadedObject($cart))
+			$this->errors[] = $this->l('This cart does not exists');
+		if ($id_cart && Validate::isLoadedObject($cart) && !$cart->id_customer)
+			$this->errors[] = $this->l('The cart must have a customer');
+		if (count($this->errors))
 			return false;
-		}
+
 		parent::renderForm();
 		unset($this->toolbar_btn['save']);
 		$this->addJqueryPlugin(array('autocomplete', 'fancybox', 'typewatch'));
-		$cart = new Cart((int)Tools::getValue('id_cart'));
 
 		$defaults_order_state = array('cheque' => (int)Configuration::get('PS_OS_CHEQUE'),
 												'bankwire' => (int)Configuration::get('PS_OS_BANKWIRE'),
@@ -176,7 +182,7 @@ class AdminOrdersControllerCore extends AdminController
 			'show_toolbar' => $this->show_toolbar,
 			'toolbar_btn' => $this->toolbar_btn,
 			'toolbar_scroll' => $this->toolbar_scroll,
-			'title' => array($this->l('Orders'), $this->l('create order')),
+			'title' => array($this->l('Orders'), $this->l('create order'))
 		));
 		$this->content .= $this->createTemplate('form.tpl')->fetch();
 	}