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(1/1) FatalThrowableError

Type error: Argument 1 passed to App\Services\CategoryService::getParent() must be an instance of App\Models\Category, null given, called in /var/www/sketchmarker/code/app/Http/Controllers/ProductController.php on line 72

in CategoryService.php line 290
at CategoryService->getParent(null)in ProductController.php line 72
at ProductController->view(object(Request), 'raskraska-sketchmarker-tsvetnye-sny-10-l-akvarelnaya-bumaga')
at call_user_func_array(array(object(ProductController), 'view'), array(object(Request), 'slug' => 'raskraska-sketchmarker-tsvetnye-sny-10-l-akvarelnaya-bumaga'))in Controller.php line 54
at Controller->callAction('view', array(object(Request), 'slug' => 'raskraska-sketchmarker-tsvetnye-sny-10-l-akvarelnaya-bumaga'))in ControllerDispatcher.php line 45
at ControllerDispatcher->dispatch(object(Route), object(ProductController), 'view')in Route.php line 212
at Route->runController()in Route.php line 169
at Route->run()in Router.php line 658
at Router->Illuminate\Routing\{closure}(object(Request))in Pipeline.php line 30
at Pipeline->Illuminate\Routing\{closure}(object(Request))in IdentifyUser.php line 32
at IdentifyUser->handle(object(Request), object(Closure))in Pipeline.php line 149
at Pipeline->Illuminate\Pipeline\{closure}(object(Request))in Pipeline.php line 53
at Pipeline->Illuminate\Routing\{closure}(object(Request))in VerifyCsrfToken.php line 68
at VerifyCsrfToken->handle(object(Request), object(Closure))in Pipeline.php line 149
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 149
at Pipeline->Illuminate\Pipeline\{closure}(object(Request))in Pipeline.php line 53
at Pipeline->Illuminate\Routing\{closure}(object(Request))in StartSession.php line 63
at StartSession->handle(object(Request), object(Closure))in Pipeline.php line 149
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 149
at Pipeline->Illuminate\Pipeline\{closure}(object(Request))in Pipeline.php line 53
at Pipeline->Illuminate\Routing\{closure}(object(Request))in EncryptCookies.php line 68
at EncryptCookies->handle(object(Request), object(Closure))in Pipeline.php line 149
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 660
at Router->runRouteWithinStack(object(Route), object(Request))in Router.php line 635
at Router->runRoute(object(Request), object(Route))in Router.php line 601
at Router->dispatchToRoute(object(Request))in Router.php line 590
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 TrustProxies.php line 56
at TrustProxies->handle(object(Request), object(Closure))in Pipeline.php line 149
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 149
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 149
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 149
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 55