未定义数组索引: HTTP_USER_AGENT

Call Stack

1. in common.php line 236
2. at Error::appError(8, 'Undefined index: HTT...', '/www/wwwroot/www.yxd...', 236, ['ret' => false]) in common.php line 236
3. at isMobile() in Base.php line 11
4. at Base->initialize() in Controller.php line 68
5. at Controller->__construct(object(App))
6. at ReflectionClass->newInstanceArgs([object(App)]) in Container.php line 439
7. at Container->invokeClass('app\index\controller...', []) in Container.php line 284
8. at Container->make('app\index\controller...', []) in App.php line 723
9. at App->controller('index', 'controller', false, 'Error') in Module.php line 94
10. at Module->exec() in Dispatch.php line 168
11. at Dispatch->run() in App.php line 432
12. at App->think\{closure}(object(Request), object(Closure), null)
13. at call_user_func_array(object(Closure), [object(Request), object(Closure), null]) in Middleware.php line 185
14. at Middleware->think\{closure}(object(Request))
15. at call_user_func(object(Closure), object(Request)) in Middleware.php line 130
16. at Middleware->dispatch(object(Request)) in App.php line 435
17. at App->run() in index.php line 21