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(1/1) ErrorException

compact(): Undefined variable: operator

in Builder.php line 1229
at HandleExceptions->handleError(8, 'compact(): Undefined variable: operator', 'D:\\php\\AC200005\\vendor\\laravel\\framework\\src\\Illuminate\\Database\\Query\\Builder.php', 1229, array('query' => object(Builder), 'boolean' => 'and', 'not' => false, 'type' => 'Exists'))
at compact('type', 'operator', 'query', 'boolean')in Builder.php line 1229
at Builder->addWhereExistsQuery(object(Builder), 'and', false)in Builder.php line 1179
at Builder->whereExists(object(Closure))in Builder.php line 1254
at Builder->__call('whereExists', array(object(Closure)))in ScheduleController.php line 76
at ScheduleController->fullcalendar(object(Request))
at call_user_func_array(array(object(ScheduleController), 'fullcalendar'), array(object(Request)))in Controller.php line 55
at Controller->callAction('fullcalendar', array(object(Request)))in ControllerDispatcher.php line 44
at ControllerDispatcher->dispatch(object(Route), object(ScheduleController), 'fullcalendar')in Route.php line 203
at Route->runController()in Route.php line 160
at Route->run()in Router.php line 572
at Router->Illuminate\Routing\{closure}(object(Request))in Pipeline.php line 30
at Pipeline->Illuminate\Routing\{closure}(object(Request))in SubstituteBindings.php line 41
at SubstituteBindings->handle(object(Request), object(Closure))in Pipeline.php line 148
at Pipeline->Illuminate\Pipeline\{closure}(object(Request))in Pipeline.php line 53
at Pipeline->Illuminate\Routing\{closure}(object(Request))in VerifyCsrfToken.php line 65
at VerifyCsrfToken->handle(object(Request), object(Closure))in Pipeline.php line 148
at Pipeline->Illuminate\Pipeline\{closure}(object(Request))in Pipeline.php line 53
at Pipeline->Illuminate\Routing\{closure}(object(Request))in ShareErrorsFromSession.php line 49
at ShareErrorsFromSession->handle(object(Request), object(Closure))in Pipeline.php line 148
at Pipeline->Illuminate\Pipeline\{closure}(object(Request))in Pipeline.php line 53
at Pipeline->Illuminate\Routing\{closure}(object(Request))in StartSession.php line 64
at StartSession->handle(object(Request), object(Closure))in Pipeline.php line 148
at Pipeline->Illuminate\Pipeline\{closure}(object(Request))in Pipeline.php line 53
at Pipeline->Illuminate\Routing\{closure}(object(Request))in AddQueuedCookiesToResponse.php line 37
at AddQueuedCookiesToResponse->handle(object(Request), object(Closure))in Pipeline.php line 148
at Pipeline->Illuminate\Pipeline\{closure}(object(Request))in Pipeline.php line 53
at Pipeline->Illuminate\Routing\{closure}(object(Request))in EncryptCookies.php line 59
at EncryptCookies->handle(object(Request), object(Closure))in Pipeline.php line 148
at Pipeline->Illuminate\Pipeline\{closure}(object(Request))in Pipeline.php line 53
at Pipeline->Illuminate\Routing\{closure}(object(Request))in Pipeline.php line 102
at Pipeline->then(object(Closure))in Router.php line 574
at Router->runRouteWithinStack(object(Route), object(Request))in Router.php line 533
at Router->dispatchToRoute(object(Request))in Router.php line 511
at Router->dispatch(object(Request))in Kernel.php line 176
at Kernel->Illuminate\Foundation\Http\{closure}(object(Request))in Pipeline.php line 30
at Pipeline->Illuminate\Routing\{closure}(object(Request))in RedirectRoot.php line 28
at RedirectRoot->handle(object(Request), object(Closure))in Pipeline.php line 148
at Pipeline->Illuminate\Pipeline\{closure}(object(Request))in Pipeline.php line 53
at Pipeline->Illuminate\Routing\{closure}(object(Request))in TransformsRequest.php line 30
at TransformsRequest->handle(object(Request), object(Closure))in Pipeline.php line 148
at Pipeline->Illuminate\Pipeline\{closure}(object(Request))in Pipeline.php line 53
at Pipeline->Illuminate\Routing\{closure}(object(Request))in TransformsRequest.php line 30
at TransformsRequest->handle(object(Request), object(Closure))in Pipeline.php line 148
at Pipeline->Illuminate\Pipeline\{closure}(object(Request))in Pipeline.php line 53
at Pipeline->Illuminate\Routing\{closure}(object(Request))in ValidatePostSize.php line 27
at ValidatePostSize->handle(object(Request), object(Closure))in Pipeline.php line 148
at Pipeline->Illuminate\Pipeline\{closure}(object(Request))in Pipeline.php line 53
at Pipeline->Illuminate\Routing\{closure}(object(Request))in CheckForMaintenanceMode.php line 46
at CheckForMaintenanceMode->handle(object(Request), object(Closure))in Pipeline.php line 148
at Pipeline->Illuminate\Pipeline\{closure}(object(Request))in Pipeline.php line 53
at Pipeline->Illuminate\Routing\{closure}(object(Request))in Pipeline.php line 102
at Pipeline->then(object(Closure))in Kernel.php line 151
at Kernel->sendRequestThroughRouter(object(Request))in Kernel.php line 116
at Kernel->handle(object(Request))in index.php line 53