Beast of the East - Pro GRT 2017

ErrorException: Trying to access array offset on value of type null in /var/app/current/app/helpers.php:73
Stack trace:
#0 /var/app/current/app/helpers.php(73): Illuminate\Foundation\Bootstrap\HandleExceptions->handleError()
#1 /var/app/current/app/Http/Controllers/CompetitionController.php(42): chatgpt()
#2 /var/app/current/vendor/laravel/framework/src/Illuminate/Routing/Controller.php(54): App\Http\Controllers\CompetitionController->show()
#3 /var/app/current/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php(45): Illuminate\Routing\Controller->callAction()
#4 /var/app/current/vendor/laravel/framework/src/Illuminate/Routing/Route.php(261): Illuminate\Routing\ControllerDispatcher->dispatch()
#5 /var/app/current/vendor/laravel/framework/src/Illuminate/Routing/Route.php(205): Illuminate\Routing\Route->runController()
#6 /var/app/current/vendor/laravel/framework/src/Illuminate/Routing/Router.php(721): Illuminate\Routing\Route->run()
#7 /var/app/current/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(128): Illuminate\Routing\Router->Illuminate\Routing\{closure}()
#8 /var/app/current/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php(50): Illuminate\Pipeline\Pipeline->Illuminate\Pipeline\{closure}()
#9 /var/app/current/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(167): Illuminate\Routing\Middleware\SubstituteBindings->handle()
#10 /var/app/current/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php(78): Illuminate\Pipeline\Pipeline->Illuminate\Pipeline\{closure}()
#11 /var/app/current/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(167): Illuminate\Foundation\Http\Middleware\VerifyCsrfToken->handle()
#12 /var/app/current/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php(49): Illuminate\Pipeline\Pipeline->Illuminate\Pipeline\{closure}()
#13 /var/app/current/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(167): Illuminate\View\Middleware\ShareErrorsFromSession->handle()
#14 /var/app/current/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(121): Illuminate\Pipeline\Pipeline->Illuminate\Pipeline\{closure}()
#15 /var/app/current/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php(64): Illuminate\Session\Middleware\StartSession->handleStatefulRequest()
#16 /var/app/current/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(167): Illuminate\Session\Middleware\StartSession->handle()
#17 /var/app/current/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php(37): Illuminate\Pipeline\Pipeline->Illuminate\Pipeline\{closure}()
#18 /var/app/current/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(167): Illuminate\Cookie\Middleware\AddQueuedCookiesToResponse->handle()
#19 /var/app/current/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php(67): Illuminate\Pipeline\Pipeline->Illuminate\Pipeline\{closure}()
#20 /var/app/current/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(167): Illuminate\Cookie\Middleware\EncryptCookies->handle()
#21 /var/app/current/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(103): Illuminate\Pipeline\Pipeline->Illuminate\Pipeline\{closure}()
#22 /var/app/current/vendor/laravel/framework/src/Illuminate/Routing/Router.php(719): Illuminate\Pipeline\Pipeline->then()
#23 /var/app/current/vendor/laravel/framework/src/Illuminate/Routing/Router.php(698): Illuminate\Routing\Router->runRouteWithinStack()
#24 /var/app/current/vendor/laravel/framework/src/Illuminate/Routing/Router.php(662): Illuminate\Routing\Router->runRoute()
#25 /var/app/current/vendor/laravel/framework/src/Illuminate/Routing/Router.php(651): Illuminate\Routing\Router->dispatchToRoute()
#26 /var/app/current/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(167): Illuminate\Routing\Router->dispatch()
#27 /var/app/current/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(128): Illuminate\Foundation\Http\Kernel->Illuminate\Foundation\Http\{closure}()
#28 /var/app/current/vendor/barryvdh/laravel-debugbar/src/Middleware/InjectDebugbar.php(59): Illuminate\Pipeline\Pipeline->Illuminate\Pipeline\{closure}()
#29 /var/app/current/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(167): Barryvdh\Debugbar\Middleware\InjectDebugbar->handle()
#30 /var/app/current/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate\Pipeline\Pipeline->Illuminate\Pipeline\{closure}()
#31 /var/app/current/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php(31): Illuminate\Foundation\Http\Middleware\TransformsRequest->handle()
#32 /var/app/current/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(167): Illuminate\Foundation\Http\Middleware\ConvertEmptyStringsToNull->handle()
#33 /var/app/current/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php(21): Illuminate\Pipeline\Pipeline->Illuminate\Pipeline\{closure}()
#34 /var/app/current/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php(40): Illuminate\Foundation\Http\Middleware\TransformsRequest->handle()
#35 /var/app/current/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(167): Illuminate\Foundation\Http\Middleware\TrimStrings->handle()
#36 /var/app/current/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ValidatePostSize.php(27): Illuminate\Pipeline\Pipeline->Illuminate\Pipeline\{closure}()
#37 /var/app/current/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(167): Illuminate\Foundation\Http\Middleware\ValidatePostSize->handle()
#38 /var/app/current/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php(86): Illuminate\Pipeline\Pipeline->Illuminate\Pipeline\{closure}()
#39 /var/app/current/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(167): Illuminate\Foundation\Http\Middleware\PreventRequestsDuringMaintenance->handle()
#40 /var/app/current/vendor/fruitcake/laravel-cors/src/HandleCors.php(38): Illuminate\Pipeline\Pipeline->Illuminate\Pipeline\{closure}()
#41 /var/app/current/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(167): Fruitcake\Cors\HandleCors->handle()
#42 /var/app/current/vendor/fideloper/proxy/src/TrustProxies.php(57): Illuminate\Pipeline\Pipeline->Illuminate\Pipeline\{closure}()
#43 /var/app/current/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(167): Fideloper\Proxy\TrustProxies->handle()
#44 /var/app/current/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php(103): Illuminate\Pipeline\Pipeline->Illuminate\Pipeline\{closure}()
#45 /var/app/current/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(142): Illuminate\Pipeline\Pipeline->then()
#46 /var/app/current/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(111): Illuminate\Foundation\Http\Kernel->sendRequestThroughRouter()
#47 /var/app/current/public/index.php(51): Illuminate\Foundation\Http\Kernel->handle()
#48 {main}