diff --git a/classes/pdf/HTMLTemplate.php b/classes/pdf/HTMLTemplate.php
index 2fcfd6d75..f96bab4a2 100755
--- a/classes/pdf/HTMLTemplate.php
+++ b/classes/pdf/HTMLTemplate.php
@@ -48,7 +48,11 @@ abstract class HTMLTemplateCore
 			$shop_name = $this->shop->name;
 
 		$path_logo = $this->getLogo();
-		list($width, $height) = getimagesize(_PS_ROOT_DIR_.'/'.str_replace(Context::getContext()->shop->physical_uri, '', $path_logo));
+
+		$width = 0;
+		$height = 0;
+		if (!empty($path_logo))
+			list($width, $height) = getimagesize(_PS_ROOT_DIR_.'/'.str_replace(Context::getContext()->shop->physical_uri, '', $path_logo));
 
 		$this->smarty->assign(array(
 			'logo_path' => $path_logo,
@@ -113,9 +117,9 @@ abstract class HTMLTemplateCore
 		// we don't use _PS_ROOT_DIR_ and we let TCPDF add the document root.
       $physical_uri = Context::getContext()->shop->physical_uri.'img/';
 
-		if (Configuration::get('PS_LOGO_INVOICE') != false && file_exists(_PS_IMG_DIR_.Configuration::get('PS_LOGO_INVOICE')))
+		if (Configuration::get('PS_LOGO_INVOICE') != false && file_exists($physical_uri.Configuration::get('PS_LOGO_INVOICE')))
 			$logo = $physical_uri.Configuration::get('PS_LOGO_INVOICE');
-		else if (Configuration::get('PS_LOGO') != false && file_exists(_PS_IMG_DIR_.Configuration::get('PS_LOGO')))
+		else if (Configuration::get('PS_LOGO') != false && file_exists($physical_uri.Configuration::get('PS_LOGO')))
 			$logo = $physical_uri.Configuration::get('PS_LOGO');
 
 		return $logo;