修复礼券不存时，确认礼品错误问题

frontend/controllers/InsurerController.php

@@ -3491,7 +3491,7 @@ class InsurerController extends BaseController
 
                 $tran->commit();
             } catch (\Exception $e) {
-                var_dump($e->getTrace());
+//                var_dump($e->getTrace());
                 $tran->rollBack();
                 $result['msg'] = $e->getMessage();
             }
@@ -3609,6 +3609,9 @@ class InsurerController extends BaseController
                 ->save(Yii::getAlias($imgstr));
 
         } elseif ($gift_info && $gift_info->type_id == 2) {
+            if($gift_info->original_img == '') {
+                throw new \Exception('礼券文件不存在');
+            }
             $liquanSrc = '@frontend/web' . $gift_info->original_img;
             \yii\imagine\Image::thumbnail($liquanSrc, 1097, 979)
                 ->save(Yii::getAlias($imgstr),