Trying to get property 'class' of non-object

(1/1) ErrorException

Trying to get property 'class' of non-object

in Article.php line 36
at HandleExceptions->handleError()in Article.php line 36
at Article->getSeo()in Seo.php line 175
at Seo::articleDetail()in Seo.php line 82
at Seo::getSeoInner()in Seo.php line 52
at Seo::getSeo()in IndexController.php line 109
at IndexController->index()
at call_user_func_array()in Controller.php line 54
at Controller->callAction()in ControllerDispatcher.php line 45
at ControllerDispatcher->dispatch()in Route.php line 219
at Route->runController()in Route.php line 176
at Route->run()in Router.php line 723
at Router->Illuminate\Routing\{closure}()in Pipeline.php line 30
at Pipeline->Illuminate\Routing\{closure}()in TransformsRequest.php line 21
at TransformsRequest->handle()in Pipeline.php line 164
at Pipeline->Illuminate\Pipeline\{closure}()in Pipeline.php line 53
at Pipeline->Illuminate\Routing\{closure}()in SwitchAuthGuard.php line 26
at SwitchAuthGuard->handle()in Pipeline.php line 164
at Pipeline->Illuminate\Pipeline\{closure}()in Pipeline.php line 53
at Pipeline->Illuminate\Routing\{closure}()in CheckWebsite.php line 39
at CheckWebsite->handle()in Pipeline.php line 164
at Pipeline->Illuminate\Pipeline\{closure}()in Pipeline.php line 53
at Pipeline->Illuminate\Routing\{closure}()in EpowerSession.php line 39
at EpowerSession->handle()in Pipeline.php line 164
at Pipeline->Illuminate\Pipeline\{closure}()in Pipeline.php line 53
at Pipeline->Illuminate\Routing\{closure}()in Pipeline.php line 104
at Pipeline->then()in Router.php line 725
at Router->runRouteWithinStack()in Router.php line 700
at Router->runRoute()in Router.php line 666
at Router->dispatchToRoute()in Router.php line 655
at Router->dispatch()in Kernel.php line 176
at Kernel->Illuminate\Foundation\Http\{closure}()in Pipeline.php line 30
at Pipeline->Illuminate\Routing\{closure}()in Sinicization.php line 22
at Sinicization->handle()in Pipeline.php line 164
at Pipeline->Illuminate\Pipeline\{closure}()in Pipeline.php line 53
at Pipeline->Illuminate\Routing\{closure}()in TransformsRequest.php line 21
at TransformsRequest->handle()in Pipeline.php line 164
at Pipeline->Illuminate\Pipeline\{closure}()in Pipeline.php line 53
at Pipeline->Illuminate\Routing\{closure}()in Pipeline.php line 104
at Pipeline->then()in Kernel.php line 151
at Kernel->sendRequestThroughRouter()in Kernel.php line 116
at Kernel->handle()in Router.php line 184
at Router->Illuminate\Routing\{closure}()in Route.php line 205
at Route->runCallable()in Route.php line 179
at Route->run()in Router.php line 723
at Router->Illuminate\Routing\{closure}()in Pipeline.php line 30
at Pipeline->Illuminate\Routing\{closure}()in SwitchAuthGuard.php line 26
at SwitchAuthGuard->handle()in Pipeline.php line 164
at Pipeline->Illuminate\Pipeline\{closure}()in Pipeline.php line 53
at Pipeline->Illuminate\Routing\{closure}()in CheckWebsite.php line 39
at CheckWebsite->handle()in Pipeline.php line 164
at Pipeline->Illuminate\Pipeline\{closure}()in Pipeline.php line 53
at Pipeline->Illuminate\Routing\{closure}()in EpowerSession.php line 39
at EpowerSession->handle()in Pipeline.php line 164
at Pipeline->Illuminate\Pipeline\{closure}()in Pipeline.php line 53
at Pipeline->Illuminate\Routing\{closure}()in Pipeline.php line 104
at Pipeline->then()in Router.php line 725
at Router->runRouteWithinStack()in Router.php line 700
at Router->runRoute()in Router.php line 666
at Router->dispatchToRoute()in Router.php line 655
at Router->dispatch()in Kernel.php line 176
at Kernel->Illuminate\Foundation\Http\{closure}()in Pipeline.php line 30
at Pipeline->Illuminate\Routing\{closure}()in Sinicization.php line 22
at Sinicization->handle()in Pipeline.php line 164
at Pipeline->Illuminate\Pipeline\{closure}()in Pipeline.php line 53
at Pipeline->Illuminate\Routing\{closure}()in TransformsRequest.php line 21
at TransformsRequest->handle()in Pipeline.php line 164
at Pipeline->Illuminate\Pipeline\{closure}()in Pipeline.php line 53
at Pipeline->Illuminate\Routing\{closure}()in Pipeline.php line 104
at Pipeline->then()in Kernel.php line 151
at Kernel->sendRequestThroughRouter()in Kernel.php line 116
at Kernel->handle()in index.php line 57