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1/1 ErrorException in Collection.php line 844: Undefined offset: 0

  1. in Collection.php line 844
  2. at HandleExceptions->handleError('8', 'Undefined offset: 0', '/var/www/relle/vendor/laravel/framework/src/Illuminate/Support/Collection.php', '844', array('key' => '0')) in Collection.php line 844
  3. at Collection->offsetGet('0') in LabsController.php line 146
  4. at LabsController->lab('15')
  5. at call_user_func_array(array(object(LabsController), 'lab'), array('id' => '15')) in Controller.php line 246
  6. at Controller->callAction('lab', array('id' => '15')) in ControllerDispatcher.php line 162
  7. at ControllerDispatcher->call(object(LabsController), object(Route), 'lab') in ControllerDispatcher.php line 107
  8. at ControllerDispatcher->Illuminate\Routing\{closure}(object(Request))
  9. at call_user_func(object(Closure), object(Request)) in Pipeline.php line 141
  10. at Pipeline->Illuminate\Pipeline\{closure}(object(Request))
  11. at call_user_func(object(Closure), object(Request)) in Pipeline.php line 101
  12. at Pipeline->then(object(Closure)) in ControllerDispatcher.php line 108
  13. at ControllerDispatcher->callWithinStack(object(LabsController), object(Route), object(Request), 'lab') in ControllerDispatcher.php line 67
  14. at ControllerDispatcher->dispatch(object(Route), object(Request), 'App\Http\Controllers\LabsController', 'lab') in Route.php line 204
  15. at Route->runWithCustomDispatcher(object(Request)) in Route.php line 134
  16. at Route->run(object(Request)) in Router.php line 701
  17. at Router->Illuminate\Routing\{closure}(object(Request))
  18. at call_user_func(object(Closure), object(Request)) in Pipeline.php line 141
  19. at Pipeline->Illuminate\Pipeline\{closure}(object(Request)) in Cors.php line 10
  20. at Cors->handle(object(Request), object(Closure)) in Pipeline.php line 125
  21. at Pipeline->Illuminate\Pipeline\{closure}(object(Request))
  22. at call_user_func(object(Closure), object(Request)) in Pipeline.php line 101
  23. at Pipeline->then(object(Closure)) in Router.php line 703
  24. at Router->runRouteWithinStack(object(Route), object(Request)) in Router.php line 670
  25. at Router->dispatchToRoute(object(Request)) in Router.php line 628
  26. at Router->dispatch(object(Request)) in Kernel.php line 214
  27. at Kernel->Illuminate\Foundation\Http\{closure}(object(Request))
  28. at call_user_func(object(Closure), object(Request)) in Pipeline.php line 141
  29. at Pipeline->Illuminate\Pipeline\{closure}(object(Request)) in Secure.php line 29
  30. at Secure->handle(object(Request), object(Closure)) in Pipeline.php line 125
  31. at Pipeline->Illuminate\Pipeline\{closure}(object(Request)) in Language.php line 24
  32. at Language->handle(object(Request), object(Closure)) in Pipeline.php line 125
  33. at Pipeline->Illuminate\Pipeline\{closure}(object(Request)) in ShareErrorsFromSession.php line 55
  34. at ShareErrorsFromSession->handle(object(Request), object(Closure)) in Pipeline.php line 125
  35. at Pipeline->Illuminate\Pipeline\{closure}(object(Request)) in StartSession.php line 61
  36. at StartSession->handle(object(Request), object(Closure)) in Pipeline.php line 125
  37. at Pipeline->Illuminate\Pipeline\{closure}(object(Request)) in AddQueuedCookiesToResponse.php line 36
  38. at AddQueuedCookiesToResponse->handle(object(Request), object(Closure)) in Pipeline.php line 125
  39. at Pipeline->Illuminate\Pipeline\{closure}(object(Request)) in EncryptCookies.php line 40
  40. at EncryptCookies->handle(object(Request), object(Closure)) in Pipeline.php line 125
  41. at Pipeline->Illuminate\Pipeline\{closure}(object(Request)) in CheckForMaintenanceMode.php line 42
  42. at CheckForMaintenanceMode->handle(object(Request), object(Closure)) in Pipeline.php line 125
  43. at Pipeline->Illuminate\Pipeline\{closure}(object(Request))
  44. at call_user_func(object(Closure), object(Request)) in Pipeline.php line 101
  45. at Pipeline->then(object(Closure)) in Kernel.php line 115
  46. at Kernel->sendRequestThroughRouter(object(Request)) in Kernel.php line 84
  47. at Kernel->handle(object(Request)) in index.php line 53