Fatal error: Uncaught Symfony\Component\Debug\Exception\FatalThrowableError: Call to a member function toArray() on null in /data/laravel/new_huazhen2008/public/api_www_v1/CaseSharingView/CaseSharingViewView.php:17 Stack trace: #0 /data/laravel/new_huazhen2008/php/Http/ViewHttpKernel.php(219): CaseSharingViewView->handle() #1 /data/laravel/new_huazhen2008/public/api_www_v1/CaseSharingView/CaseSharingViewView.php(66): Http\ViewHttpKernel->run() #2 /data/laravel/new_huazhen2008/public/api_www_v1/index.php(117): require_once('/data/laravel/n...') #3 {main} thrown in /data/laravel/new_huazhen2008/public/api_www_v1/CaseSharingView/CaseSharingViewView.php on line 17