Fatal error: Uncaught Error: Call to a member function connection() on null in /www/wwwroot/lezhong.tk/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php:1653 Stack trace: #0 /www/wwwroot/lezhong.tk/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1619): Illuminate\Database\Eloquent\Model::resolveConnection() #1 /www/wwwroot/lezhong.tk/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1425): Illuminate\Database\Eloquent\Model->getConnection() #2 /www/wwwroot/lezhong.tk/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1342): Illuminate\Database\Eloquent\Model->newBaseQueryBuilder() #3 /www/wwwroot/lezhong.tk/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1378): Illuminate\Database\Eloquent\Model->newModelQuery() #4 /www/wwwroot/lezhong.tk/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(1331): Illuminate\Database\Eloquent\Model->newQueryWithoutScopes() #5 /www/wwwroot/lezhong.tk/vendor/laravel/framework/src/Illu in /www/wwwroot/lezhong.tk/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php on line 1653