Pdf attachment not working

we were using vtiger7.1 earlier. it was working good with send emails with pdf attachments, recently we updated the crm to 7.3 version but now pdf attachment not working .

modules/Emails/views/MassSaveAjax.php

@@ -13,13 +13,13 @@ class Emails_MassSaveAjax_View extends Vtiger_Footer_View {
parent::__construct();
$this->exposeMethod('massSave');
}
-	
+
public function requiresPermission(\Vtiger_Request $request) {
$permissions = parent::requiresPermission($request);
$permissions[] = array('module_parameter' => 'module', 'action' => 'DetailView');
return $permissions;
}
-	
+
public function checkPermission(Vtiger_Request $request) {
return parent::checkPermission($request);
}
@@ -228,8 +228,8 @@ class Emails_MassSaveAjax_View extends Vtiger_Footer_View {
$params1 = array($current_id, $current_user->getId(), $ownerId, $moduleName . " Attachment", $recordModel->get('description'), $adb->formatDate($date_var, true), $adb->formatDate($date_var, true));
$adb->pquery($sql1, $params1);
-					$sql2 = "insert into vtiger_attachments(attachmentsid, name, description, type, path) values(?, ?, ?, ?, ?)";
-					$params2 = array($current_id, $filename, $recordModel->get('description'), $filetype, $upload_file_path);
+					$sql2 = "insert into vtiger_attachments(attachmentsid, name, storedname, description, type, path) values(?, ?, ?, ?, ?, ?)";
+					$params2 = array($current_id, $filename, $filename, $recordModel->get('description'), $filetype, $upload_file_path);
$result = $adb->pquery($sql2, $params2);
$sql3 = 'insert into vtiger_seattachmentsrel values(?,?)';