edit

app/mshop/lib/Buy.php

@@ -1422,7 +1422,12 @@ class Buy
 
             $pdf->hr();
 
-            $pdf->br()->left('发货供应商：' . $source_info['name'], 140)->left('发货时间：' . $info['ps_info']['cdate'], 40);
+            if (!$info['ps_info']) {
+                $pdf->left('发货供应商：' . $source_info['name']);
+            } else {
+                $pdf->br()->left('发货供应商：' . $source_info['name'], 140)->left('发货时间：' . $info['ps_info']['cdate'], 40);
+            }
+            
 
             if ($info['ps_info']) {
                 $pdf->br()->left('物流信息：' . $info['ps_info']['service_name'] . '     物流单号：' . $info['ps_info']['order_num'], 140)->left('确认收货时间：' . $info['ps_info']['ydate'], 40);