堆栈如下：
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1/1
ErrorException in Manager.php line 137:
call_user_func_array() expects parameter 1 to be a valid callback, class 'Illuminate\Auth\Guard' does not have a method 'handle'
in Manager.php line 137
at HandleExceptions->handleError('2', 'call_user_func_array() expects parameter 1 to be a valid callback, class 'Illuminate\Auth\Guard' does not have a method 'handle'', '/home/vagrant/Code/learn-api/vendor/laravel/framework/src/Illuminate/Support/Manager.php', '137', array('method' => 'handle', 'parameters' => array(object(Request), object(Closure))))
at call_user_func_array(array(object(Guard), 'handle'), array(object(Request), object(Closure))) in Manager.php line 137
at Manager->__call('handle', array(object(Request), object(Closure)))
at call_user_func_array(array(object(AuthManager), 'handle'), array(object(Request), object(Closure))) in Pipeline.php line 124
at Pipeline->Illuminate\Pipeline\{closure}(object(Request)) in CheckAuthCodeRequestMiddleware.php line 55
at CheckAuthCodeRequestMiddleware->handle(object(Request), object(Closure))
at call_user_func_array(array(object(CheckAuthCodeRequestMiddleware), 'handle'), array(object(Request), object(Closure))) in Pipeline.php line 124
at Pipeline->Illuminate\Pipeline\{closure}(object(Request))
at call_user_func(object(Closure), object(Request)) in Pipeline.php line 102
at Pipeline->then(object(Closure)) in Router.php line 710
at Router->runRouteWithinStack(object(Route), object(Request)) in Router.php line 673
at Router->dispatchToRoute(object(Request)) in Router.php line 635
at Router->dispatch(object(Request)) in Kernel.php line 236
at Kernel->Illuminate\Foundation\Http\{closure}(object(Request))
at call_user_func(object(Closure), object(Request)) in Pipeline.php line 139
at Pipeline->Illuminate\Pipeline\{closure}(object(Request)) in OAuthExceptionHandlerMiddleware.php line 36
at OAuthExceptionHandlerMiddleware->handle(object(Request), object(Closure))
at call_user_func_array(array(object(OAuthExceptionHandlerMiddleware), 'handle'), array(object(Request), object(Closure))) in Pipeline.php line 124
at Pipeline->Illuminate\Pipeline\{closure}(object(Request)) in ShareErrorsFromSession.php line 49
at ShareErrorsFromSession->handle(object(Request), object(Closure))
at call_user_func_array(array(object(ShareErrorsFromSession), 'handle'), array(object(Request), object(Closure))) in Pipeline.php line 124
at Pipeline->Illuminate\Pipeline\{closure}(object(Request)) in StartSession.php line 62
at StartSession->handle(object(Request), object(Closure))
at call_user_func_array(array(object(StartSession), 'handle'), array(object(Request), object(Closure))) in Pipeline.php line 124
at Pipeline->Illuminate\Pipeline\{closure}(object(Request)) in AddQueuedCookiesToResponse.php line 37
at AddQueuedCookiesToResponse->handle(object(Request), object(Closure))
at call_user_func_array(array(object(AddQueuedCookiesToResponse), 'handle'), array(object(Request), object(Closure))) in Pipeline.php line 124
at Pipeline->Illuminate\Pipeline\{closure}(object(Request)) in EncryptCookies.php line 59
at EncryptCookies->handle(object(Request), object(Closure))
at call_user_func_array(array(object(EncryptCookies), 'handle'), array(object(Request), object(Closure))) in Pipeline.php line 124
at Pipeline->Illuminate\Pipeline\{closure}(object(Request)) in CheckForMaintenanceMode.php line 44
at CheckForMaintenanceMode->handle(object(Request), object(Closure))
at call_user_func_array(array(object(CheckForMaintenanceMode), 'handle'), array(object(Request), object(Closure))) in Pipeline.php line 124
at Pipeline->Illuminate\Pipeline\{closure}(object(Request)) in Request.php line 111
at Request->handle(object(Request), object(Closure))
at call_user_func_array(array(object(Request), 'handle'), array(object(Request), object(Closure))) in Pipeline.php line 124
at Pipeline->Illuminate\Pipeline\{closure}(object(Request))
at call_user_func(object(Closure), object(Request)) in Pipeline.php line 102
at Pipeline->then(object(Closure)) in Kernel.php line 122
at Kernel->sendRequestThroughRouter(object(Request)) in Kernel.php line 87
at Kernel->handle(object(Request)) in index.php line 53
