diff --git a/application/admin/controller/statistics/Dispatcher.php b/application/admin/controller/statistics/Dispatcher.php
index 53ec5a0..b756e2b 100644
--- a/application/admin/controller/statistics/Dispatcher.php
+++ b/application/admin/controller/statistics/Dispatcher.php
@@ -184,8 +184,11 @@ class Dispatcher extends Backend
                 //客单价 = 总成效额 / 完单数
                 $datum->total_avg = $this->_calc($datum->total,$datum->finish_num,2);
 
-                $datum->admin_user = Admin::where($datum->dispatch_admin_id)->value('nickname')??'未知';
-
+                if(!empty($datum->dispatch_admin_id)){
+                    $datum->admin_user = Admin::where($datum->dispatch_admin_id)->value('nickname')??'系统';
+                }else{
+                    $datum->admin_user = '系统';
+                }
                 $datum->avg_time_diff = $this->_calc($datum->avg_time_diff,3600,2);
 
                 $datum->id = $datum->dispatch_admin_id;