ErrorException: Attempt to read property "id" on null in /home/pakista1/public_html/app/Http/Controllers/ItemController.php:274
Stack trace:
#0 /home/pakista1/public_html/vendor/laravel/framework/src/Illuminate/Foundation/Bootstrap/HandleExceptions.php(254): Illuminate\Foundation\Bootstrap\HandleExceptions->handleError()
#1 /home/pakista1/public_html/app/Http/Controllers/ItemController.php(274): Illuminate\Foundation\Bootstrap\HandleExceptions->Illuminate\Foundation\Bootstrap\{closure}()
#2 /home/pakista1/public_html/vendor/laravel/framework/src/Illuminate/Routing/Controller.php(54): App\Http\Controllers\ItemController->showAsCategory()
#3 /home/pakista1/public_html/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(43): Illuminate\Routing\Controller->callAction()
#4 /home/pakista1/public_html/vendor/laravel/framework/src/Illuminate/Routing/Route.php(260): Illuminate\Routing\ControllerDispatcher->dispatch()
#5 /home/pakista1/public_html/vendor/laravel/framework/src/Illuminate/Routing/Route.php(205): Illuminate\Routing\Route->runController()
#6 /home/pakista1/public_html/vendor/laravel/framework/src/Illuminate/Routing/Router.php(799): Illuminate\Routing\Route->run()
#7 /home/pakista1/public_html/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(141): Illuminate\Routing\Router->Illuminate\Routing\{closure}()
#8 /home/pakista1/public_html/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate\Pipeline\Pipeline->Illuminate\Pipeline\{closure}()
#9 /home/pakista1/public_html/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate\Routing\Middleware\SubstituteBindings->handle()
#10 /home/pakista1/public_html/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(78): Illuminate\Pipeline\Pipeline->Illuminate\Pipeline\{closure}()
#11 /home/pakista1/public_html/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate\Foundation\Http\Middleware\VerifyCsrfToken->handle()
#12 /home/pakista1/public_html/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(49): Illuminate\Pipeline\Pipeline->Illuminate\Pipeline\{closure}()
#13 /home/pakista1/public_html/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate\View\Middleware\ShareErrorsFromSession->handle()
#14 /home/pakista1/public_html/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(121): Illuminate\Pipeline\Pipeline->Illuminate\Pipeline\{closure}()
#15 /home/pakista1/public_html/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(64): Illuminate\Session\Middleware\StartSession->handleStatefulRequest()
#16 /home/pakista1/public_html/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate\Session\Middleware\StartSession->handle()
#17 /home/pakista1/public_html/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(37): Illuminate\Pipeline\Pipeline->Illuminate\Pipeline\{closure}()
#18 /home/pakista1/public_html/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate\Cookie\Middleware\AddQueuedCookiesToResponse->handle()
#19 /home/pakista1/public_html/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(67): Illuminate\Pipeline\Pipeline->Illuminate\Pipeline\{closure}()
#20 /home/pakista1/public_html/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate\Cookie\Middleware\EncryptCookies->handle()
#21 /home/pakista1/public_html/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(116): Illuminate\Pipeline\Pipeline->Illuminate\Pipeline\{closure}()
#22 /home/pakista1/public_html/vendor/laravel/framework/src/Illuminate/Routing/Router.php(800): Illuminate\Pipeline\Pipeline->then()
#23 /home/pakista1/public_html/vendor/laravel/framework/src/Illuminate/Routing/Router.php(777): Illuminate\Routing\Router->runRouteWithinStack()
#24 /home/pakista1/public_html/vendor/laravel/framework/src/Illuminate/Routing/Router.php(741): Illuminate\Routing\Router->runRoute()
#25 /home/pakista1/public_html/vendor/laravel/framework/src/Illuminate/Routing/Router.php(730): Illuminate\Routing\Router->dispatchToRoute()
#26 /home/pakista1/public_html/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(200): Illuminate\Routing\Router->dispatch()
#27 /home/pakista1/public_html/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(141): Illuminate\Foundation\Http\Kernel->Illuminate\Foundation\Http\{closure}()
#28 /home/pakista1/public_html/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate\Pipeline\Pipeline->Illuminate\Pipeline\{closure}()
#29 /home/pakista1/public_html/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate\Foundation\Http\Middleware\TransformsRequest->handle()
#30 /home/pakista1/public_html/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate\Foundation\Http\Middleware\ConvertEmptyStringsToNull->handle()
#31 /home/pakista1/public_html/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate\Pipeline\Pipeline->Illuminate\Pipeline\{closure}()
#32 /home/pakista1/public_html/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(40): Illuminate\Foundation\Http\Middleware\TransformsRequest->handle()
#33 /home/pakista1/public_html/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate\Foundation\Http\Middleware\TrimStrings->handle()
#34 /home/pakista1/public_html/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ValidatePostSize.php(27): Illuminate\Pipeline\Pipeline->Illuminate\Pipeline\{closure}()
#35 /home/pakista1/public_html/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate\Foundation\Http\Middleware\ValidatePostSize->handle()
#36 /home/pakista1/public_html/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(99): Illuminate\Pipeline\Pipeline->Illuminate\Pipeline\{closure}()
#37 /home/pakista1/public_html/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate\Foundation\Http\Middleware\PreventRequestsDuringMaintenance->handle()
#38 /home/pakista1/public_html/vendor/laravel/framework/src/Illuminate/Http/Middleware/HandleCors.php(49): Illuminate\Pipeline\Pipeline->Illuminate\Pipeline\{closure}()
#39 /home/pakista1/public_html/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate\Http\Middleware\HandleCors->handle()
#40 /home/pakista1/public_html/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php(39): Illuminate\Pipeline\Pipeline->Illuminate\Pipeline\{closure}()
#41 /home/pakista1/public_html/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(180): Illuminate\Http\Middleware\TrustProxies->handle()
#42 /home/pakista1/public_html/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(116): Illuminate\Pipeline\Pipeline->Illuminate\Pipeline\{closure}()
#43 /home/pakista1/public_html/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(175): Illuminate\Pipeline\Pipeline->then()
#44 /home/pakista1/public_html/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(144): Illuminate\Foundation\Http\Kernel->sendRequestThroughRouter()
#45 /home/pakista1/public_html/public/index.php(52): Illuminate\Foundation\Http\Kernel->handle()
#46 {main}