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1/1 ErrorException in MainController.php line 269: Trying to get property 'id' of non-object

  1. in MainController.php line 269
  2. at HandleExceptions->handleError('8', 'Trying to get property 'id' of non-object', '/home1/phddiscussions/public_html/app/Http/Controllers/MainController.php', '269', array('request' => object(Request), 'reqid' => null, 'adv' => array('user_id' => 'website_page', 'id' => '1', 'logo' => '1603520519banner-ad1-728x90.jpeg', 'link1' => '', 'link2' => '', 'link3' => '', 'director_photo' => '1603520519banner-ad1-728x90.jpeg', 'facebook' => 'Not Display', 'youtube' => 'Not Display', 'twitter' => 'Not Display', 'inner_banner' => '1603520519banner-300x300.jpg', 'status' => '1', 'added_on' => '2016-11-15 23:47:06', 'modify_on' => '2022-07-29 12:16:50', 'modify_by' => '1', 'contact1' => ''))) in MainController.php line 269
  3. at MainController->question_detail1(object(Request), '20180301105817995', 'orthogonal-polynomials')
  4. at call_user_func_array(array(object(MainController), 'question_detail1'), array(object(Request), 'title' => '20180301105817995', 'id' => 'orthogonal-polynomials')) in Controller.php line 256
  5. at Controller->callAction('question_detail1', array(object(Request), 'title' => '20180301105817995', 'id' => 'orthogonal-polynomials')) in ControllerDispatcher.php line 164
  6. at ControllerDispatcher->call(object(MainController), object(Route), 'question_detail1') in ControllerDispatcher.php line 112
  7. at ControllerDispatcher->Illuminate\Routing\{closure}(object(Request))
  8. at call_user_func(object(Closure), object(Request)) in Pipeline.php line 139
  9. at Pipeline->Illuminate\Pipeline\{closure}(object(Request))
  10. at call_user_func(object(Closure), object(Request)) in Pipeline.php line 102
  11. at Pipeline->then(object(Closure)) in ControllerDispatcher.php line 114
  12. at ControllerDispatcher->callWithinStack(object(MainController), object(Route), object(Request), 'question_detail1') in ControllerDispatcher.php line 68
  13. at ControllerDispatcher->dispatch(object(Route), object(Request), 'App\Http\Controllers\MainController', 'question_detail1') in Route.php line 201
  14. at Route->runWithCustomDispatcher(object(Request)) in Route.php line 134
  15. at Route->run(object(Request)) in Router.php line 704
  16. at Router->Illuminate\Routing\{closure}(object(Request))
  17. at call_user_func(object(Closure), object(Request)) in Pipeline.php line 139
  18. at Pipeline->Illuminate\Pipeline\{closure}(object(Request))
  19. at call_user_func(object(Closure), object(Request)) in Pipeline.php line 102
  20. at Pipeline->then(object(Closure)) in Router.php line 706
  21. at Router->runRouteWithinStack(object(Route), object(Request)) in Router.php line 670
  22. at Router->dispatchToRoute(object(Request)) in Router.php line 631
  23. at Router->dispatch(object(Request)) in Kernel.php line 236
  24. at Kernel->Illuminate\Foundation\Http\{closure}(object(Request))
  25. at call_user_func(object(Closure), object(Request)) in Pipeline.php line 139
  26. at Pipeline->Illuminate\Pipeline\{closure}(object(Request)) in VerifyCsrfToken.php line 50
  27. at VerifyCsrfToken->handle(object(Request), object(Closure))
  28. at call_user_func_array(array(object(VerifyCsrfToken), 'handle'), array(object(Request), object(Closure))) in Pipeline.php line 124
  29. at Pipeline->Illuminate\Pipeline\{closure}(object(Request)) in ShareErrorsFromSession.php line 54
  30. at ShareErrorsFromSession->handle(object(Request), object(Closure))
  31. at call_user_func_array(array(object(ShareErrorsFromSession), 'handle'), array(object(Request), object(Closure))) in Pipeline.php line 124
  32. at Pipeline->Illuminate\Pipeline\{closure}(object(Request)) in StartSession.php line 62
  33. at StartSession->handle(object(Request), object(Closure))
  34. at call_user_func_array(array(object(StartSession), 'handle'), array(object(Request), object(Closure))) in Pipeline.php line 124
  35. at Pipeline->Illuminate\Pipeline\{closure}(object(Request)) in AddQueuedCookiesToResponse.php line 37
  36. at AddQueuedCookiesToResponse->handle(object(Request), object(Closure))
  37. at call_user_func_array(array(object(AddQueuedCookiesToResponse), 'handle'), array(object(Request), object(Closure))) in Pipeline.php line 124
  38. at Pipeline->Illuminate\Pipeline\{closure}(object(Request)) in EncryptCookies.php line 59
  39. at EncryptCookies->handle(object(Request), object(Closure))
  40. at call_user_func_array(array(object(EncryptCookies), 'handle'), array(object(Request), object(Closure))) in Pipeline.php line 124
  41. at Pipeline->Illuminate\Pipeline\{closure}(object(Request)) in CheckForMaintenanceMode.php line 42
  42. at CheckForMaintenanceMode->handle(object(Request), object(Closure))
  43. at call_user_func_array(array(object(CheckForMaintenanceMode), 'handle'), array(object(Request), object(Closure))) in Pipeline.php line 124
  44. at Pipeline->Illuminate\Pipeline\{closure}(object(Request))
  45. at call_user_func(object(Closure), object(Request)) in Pipeline.php line 102
  46. at Pipeline->then(object(Closure)) in Kernel.php line 122
  47. at Kernel->sendRequestThroughRouter(object(Request)) in Kernel.php line 87
  48. at Kernel->handle(object(Request)) in index.php line 53