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1/1 ErrorException in SubjectController.php line 37: Trying to get property of non-object

  1. in SubjectController.php line 37
  2. at HandleExceptions->handleError('8', 'Trying to get property of non-object', '/home/wwwroot/web/ikewo_cn/app/Http/Controllers/Index/SubjectController.php', '37', array('request' => object(Request), 'nav' => null, 'thisnav' => null)) in SubjectController.php line 37
  3. at SubjectController->index(object(Request), '%E8%80%83%E7%A0%94%E8%8B%B1%E8%AF%AD')
  4. at call_user_func_array(array(object(SubjectController), 'index'), array(object(Request), 'cate' => '%E8%80%83%E7%A0%94%E8%8B%B1%E8%AF%AD')) in Controller.php line 55
  5. at Controller->callAction('index', array(object(Request), 'cate' => '%E8%80%83%E7%A0%94%E8%8B%B1%E8%AF%AD')) in ControllerDispatcher.php line 44
  6. at ControllerDispatcher->dispatch(object(Route), object(SubjectController), 'index') in Route.php line 189
  7. at Route->runController() in Route.php line 144
  8. at Route->run(object(Request)) in Router.php line 653
  9. at Router->Illuminate\Routing\{closure}(object(Request)) in Pipeline.php line 53
  10. at Pipeline->Illuminate\Routing\{closure}(object(Request)) in BaseController.php line 100
  11. at BaseController->App\Http\Controllers\Index\{closure}(object(Request), object(Closure)) in Pipeline.php line 120
  12. at Pipeline->Illuminate\Pipeline\{closure}(object(Request)) in Pipeline.php line 33
  13. at Pipeline->Illuminate\Routing\{closure}(object(Request)) in SubstituteBindings.php line 41
  14. at SubstituteBindings->handle(object(Request), object(Closure)) in Pipeline.php line 137
  15. at Pipeline->Illuminate\Pipeline\{closure}(object(Request)) in Pipeline.php line 33
  16. at Pipeline->Illuminate\Routing\{closure}(object(Request)) in VerifyCsrfToken.php line 65
  17. at VerifyCsrfToken->handle(object(Request), object(Closure)) in Pipeline.php line 137
  18. at Pipeline->Illuminate\Pipeline\{closure}(object(Request)) in Pipeline.php line 33
  19. at Pipeline->Illuminate\Routing\{closure}(object(Request)) in ShareErrorsFromSession.php line 49
  20. at ShareErrorsFromSession->handle(object(Request), object(Closure)) in Pipeline.php line 137
  21. at Pipeline->Illuminate\Pipeline\{closure}(object(Request)) in Pipeline.php line 33
  22. at Pipeline->Illuminate\Routing\{closure}(object(Request)) in StartSession.php line 64
  23. at StartSession->handle(object(Request), object(Closure)) in Pipeline.php line 137
  24. at Pipeline->Illuminate\Pipeline\{closure}(object(Request)) in Pipeline.php line 33
  25. at Pipeline->Illuminate\Routing\{closure}(object(Request)) in AddQueuedCookiesToResponse.php line 37
  26. at AddQueuedCookiesToResponse->handle(object(Request), object(Closure)) in Pipeline.php line 137
  27. at Pipeline->Illuminate\Pipeline\{closure}(object(Request)) in Pipeline.php line 33
  28. at Pipeline->Illuminate\Routing\{closure}(object(Request)) in EncryptCookies.php line 59
  29. at EncryptCookies->handle(object(Request), object(Closure)) in Pipeline.php line 137
  30. at Pipeline->Illuminate\Pipeline\{closure}(object(Request)) in Pipeline.php line 33
  31. at Pipeline->Illuminate\Routing\{closure}(object(Request)) in Pipeline.php line 104
  32. at Pipeline->then(object(Closure)) in Router.php line 655
  33. at Router->runRouteWithinStack(object(Route), object(Request)) in Router.php line 629
  34. at Router->dispatchToRoute(object(Request)) in Router.php line 607
  35. at Router->dispatch(object(Request)) in Kernel.php line 268
  36. at Kernel->Illuminate\Foundation\Http\{closure}(object(Request)) in Pipeline.php line 53
  37. at Pipeline->Illuminate\Routing\{closure}(object(Request)) in CheckForMaintenanceMode.php line 46
  38. at CheckForMaintenanceMode->handle(object(Request), object(Closure)) in Pipeline.php line 137
  39. at Pipeline->Illuminate\Pipeline\{closure}(object(Request)) in Pipeline.php line 33
  40. at Pipeline->Illuminate\Routing\{closure}(object(Request)) in Request.php line 111
  41. at Request->handle(object(Request), object(Closure)) in Pipeline.php line 137
  42. at Pipeline->Illuminate\Pipeline\{closure}(object(Request)) in Pipeline.php line 33
  43. at Pipeline->Illuminate\Routing\{closure}(object(Request)) in Pipeline.php line 104
  44. at Pipeline->then(object(Closure)) in Kernel.php line 150
  45. at Kernel->sendRequestThroughRouter(object(Request)) in Kernel.php line 117
  46. at Kernel->handle(object(Request)) in index.php line 53
  47. at require_once('/home/wwwroot/web/ikewo_cn/public/index.php') in index.php line 20