BadMethodCallException: Method App\Http\Controllers\Web\WebinarController::checkout does not exist.

at /var/www/html/vendor/laravel/framework/src/Illuminate/Routing/Controller.php:68 at Illuminate\Routing\Controller->__call() (/var/www/html/vendor/laravel/framework/src/Illuminate/Routing/Controller.php:54) at Illuminate\Routing\Controller->callAction() (/var/www/html/vendor/laravel/framework/src/Illuminate/Routing/ControllerDispatcher.php:43) at Illuminate\Routing\ControllerDispatcher->dispatch() (/var/www/html/vendor/laravel/framework/src/Illuminate/Routing/Route.php:259) at Illuminate\Routing\Route->runController() (/var/www/html/vendor/laravel/framework/src/Illuminate/Routing/Route.php:205) at Illuminate\Routing\Route->run() (/var/www/html/vendor/laravel/framework/src/Illuminate/Routing/Router.php:798) at Illuminate\Routing\Router->Illuminate\Routing{closure}() (/var/www/html/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php:141) at Illuminate\Pipeline\Pipeline->Illuminate\Pipeline{closure}() (/var/www/html/app/Http/Middleware/CheckRestriction.php:34) at App\Http\Middleware\CheckRestriction->handle() (/var/www/html/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php:180) at Illuminate\Pipeline\Pipeline->Illuminate\Pipeline{closure}() (/var/www/html/app/Http/Middleware/CheckMaintenance.php:37) at App\Http\Middleware\CheckMaintenance->handle() (/var/www/html/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php:180) at Illuminate\Pipeline\Pipeline->Illuminate\Pipeline{closure}() (/var/www/html/app/Http/Middleware/Share.php:84) at App\Http\Middleware\Share->handle() (/var/www/html/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php:180) at Illuminate\Pipeline\Pipeline->Illuminate\Pipeline{closure}() (/var/www/html/app/Http/Middleware/Impersonate.php:23) at App\Http\Middleware\Impersonate->handle() (/var/www/html/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php:180) at Illuminate\Pipeline\Pipeline->Illuminate\Pipeline{closure}() (/var/www/html/app/Http/Middleware/CheckMobileApp.php:25) at App\Http\Middleware\CheckMobileApp->handle() (/var/www/html/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php:180) at Illuminate\Pipeline\Pipeline->Illuminate\Pipeline{closure}() (/var/www/html/app/Http/Middleware/DebugBar.php:22) at App\Http\Middleware\DebugBar->handle() (/var/www/html/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php:180) at Illuminate\Pipeline\Pipeline->Illuminate\Pipeline{closure}() (/var/www/html/app/Http/Middleware/UserLocale.php:44) at App\Http\Middleware\UserLocale->handle() (/var/www/html/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php:180) at Illuminate\Pipeline\Pipeline->Illuminate\Pipeline{closure}() (/var/www/html/vendor/laravel/framework/src/Illuminate/Routing/Middleware/SubstituteBindings.php:50) at Illuminate\Routing\Middleware\SubstituteBindings->handle() (/var/www/html/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php:180) at Illuminate\Pipeline\Pipeline->Illuminate\Pipeline{closure}() (/var/www/html/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/VerifyCsrfToken.php:78) at Illuminate\Foundation\Http\Middleware\VerifyCsrfToken->handle() (/var/www/html/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php:180) at Illuminate\Pipeline\Pipeline->Illuminate\Pipeline{closure}() (/var/www/html/vendor/laravel/framework/src/Illuminate/View/Middleware/ShareErrorsFromSession.php:49) at Illuminate\View\Middleware\ShareErrorsFromSession->handle() (/var/www/html/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php:180) at Illuminate\Pipeline\Pipeline->Illuminate\Pipeline{closure}() (/var/www/html/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php:121) at Illuminate\Session\Middleware\StartSession->handleStatefulRequest() (/var/www/html/vendor/laravel/framework/src/Illuminate/Session/Middleware/StartSession.php:64) at Illuminate\Session\Middleware\StartSession->handle() (/var/www/html/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php:180) at Illuminate\Pipeline\Pipeline->Illuminate\Pipeline{closure}() (/var/www/html/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/AddQueuedCookiesToResponse.php:37) at Illuminate\Cookie\Middleware\AddQueuedCookiesToResponse->handle() (/var/www/html/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php:180) at Illuminate\Pipeline\Pipeline->Illuminate\Pipeline{closure}() (/var/www/html/vendor/laravel/framework/src/Illuminate/Cookie/Middleware/EncryptCookies.php:67) at Illuminate\Cookie\Middleware\EncryptCookies->handle() (/var/www/html/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php:180) at Illuminate\Pipeline\Pipeline->Illuminate\Pipeline{closure}() (/var/www/html/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php:116) at Illuminate\Pipeline\Pipeline->then() (/var/www/html/vendor/laravel/framework/src/Illuminate/Routing/Router.php:797) at Illuminate\Routing\Router->runRouteWithinStack() (/var/www/html/vendor/laravel/framework/src/Illuminate/Routing/Router.php:776) at Illuminate\Routing\Router->runRoute() (/var/www/html/vendor/laravel/framework/src/Illuminate/Routing/Router.php:740) at Illuminate\Routing\Router->dispatchToRoute() (/var/www/html/vendor/laravel/framework/src/Illuminate/Routing/Router.php:729) at Illuminate\Routing\Router->dispatch() (/var/www/html/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php:190) at Illuminate\Foundation\Http\Kernel->Illuminate\Foundation\Http{closure}() (/var/www/html/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php:141) at Illuminate\Pipeline\Pipeline->Illuminate\Pipeline{closure}() (/var/www/html/vendor/barryvdh/laravel-debugbar/src/Middleware/InjectDebugbar.php:66) at Barryvdh\Debugbar\Middleware\InjectDebugbar->handle() (/var/www/html/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php:180) at Illuminate\Pipeline\Pipeline->Illuminate\Pipeline{closure}() (/var/www/html/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php:21) at Illuminate\Foundation\Http\Middleware\TransformsRequest->handle() (/var/www/html/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ConvertEmptyStringsToNull.php:31) at Illuminate\Foundation\Http\Middleware\ConvertEmptyStringsToNull->handle() (/var/www/html/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php:180) at Illuminate\Pipeline\Pipeline->Illuminate\Pipeline{closure}() (/var/www/html/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TransformsRequest.php:21) at Illuminate\Foundation\Http\Middleware\TransformsRequest->handle() (/var/www/html/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/TrimStrings.php:40) at Illuminate\Foundation\Http\Middleware\TrimStrings->handle() (/var/www/html/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php:180) at Illuminate\Pipeline\Pipeline->Illuminate\Pipeline{closure}() (/var/www/html/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/ValidatePostSize.php:27) at Illuminate\Foundation\Http\Middleware\ValidatePostSize->handle() (/var/www/html/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php:180) at Illuminate\Pipeline\Pipeline->Illuminate\Pipeline{closure}() (/var/www/html/vendor/laravel/framework/src/Illuminate/Foundation/Http/Middleware/PreventRequestsDuringMaintenance.php:86) at Illuminate\Foundation\Http\Middleware\PreventRequestsDuringMaintenance->handle() (/var/www/html/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php:180) at Illuminate\Pipeline\Pipeline->Illuminate\Pipeline{closure}() (/var/www/html/vendor/fruitcake/laravel-cors/src/HandleCors.php:38) at Fruitcake\Cors\HandleCors->handle() (/var/www/html/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php:180) at Illuminate\Pipeline\Pipeline->Illuminate\Pipeline{closure}() (/var/www/html/vendor/laravel/framework/src/Illuminate/Http/Middleware/TrustProxies.php:39) at Illuminate\Http\Middleware\TrustProxies->handle() (/var/www/html/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php:180) at Illuminate\Pipeline\Pipeline->Illuminate\Pipeline{closure}() (/var/www/html/vendor/laravel/framework/src/Illuminate/Pipeline/Pipeline.php:116) at Illuminate\Pipeline\Pipeline->then() (/var/www/html/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php:165) at Illuminate\Foundation\Http\Kernel->sendRequestThroughRouter() (/var/www/html/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php:134) at Illuminate\Foundation\Http\Kernel->handle() (/var/www/html/public/index.php:51)