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/Illuminate/Database/Eloquent/Model.php(2132): Illuminate\Database\Eloquent\Model->newQuery() #6 /www/wwwroot/lezhong.tk/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php(2144): Illuminate\Database\Eloquent\Model->__call() #7 /www/wwwroot/lezhong.tk/app/Logging/MysqlLoggerHandler.php(38): Illuminate\Database\Eloquent\Model::__callStatic() #8 /www/wwwroot/lezhong.tk/vendor/monolog/monolog/src/Monolog/Handler/AbstractProcessingHandler.php(48): App\Logging\MysqlLoggerHandler->write() #9 /www/wwwroot/lezhong.tk/vendor/monolog/monolog/src/Monolog/Logger.php(400): Monolog\Handler\AbstractProcessingHandler->handle() #10 /www/wwwroot/lezhong.tk/vendor/monolog/monolog/src/Monolog/Logger.php(651): Monolog\Logger->addRecord() #11 /www/wwwroot/lezhong.tk/vendor/laravel/framework/src/Illuminate/Log/Logger.php(183): Monolog\Logger->error() #12 /www/wwwroot/lezhong.tk/vendor/laravel/framework/src/Illuminate/Log/Logger.php(94): Illuminate\Log\Logger->writeLog() #13 /www/wwwroot/lezhong.tk/vendor/laravel/framework/src/Illuminate/Log/LogManager.php(590): Illuminate\Log\Logger->error() #14 /www/wwwroot/lezhong.tk/vendor/laravel/framework/src/Illuminate/Foundation/Exceptions/Handler.php(252): Illuminate\Log\LogManager->error() #15 /www/wwwroot/lezhong.tk/app/Exceptions/Handler.php(42): Illuminate\Foundation\Exceptions\Handler->report() #16 /www/wwwroot/lezhong.tk/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(415): App\Exceptions\Handler->report() #17 /www/wwwroot/lezhong.tk/vendor/laravel/framework/src/Illuminate/Foundation/Http/Kernel.php(113): Illuminate\Foundation\Http\Kernel->reportException() #18 /www/wwwroot/lezhong.tk/public/index.php(55): Illuminate\Foundation\Http\Kernel->handle() #19 {main} thrown in /www/wwwroot/lezhong.tk/vendor/laravel/framework/src/Illuminate/Database/Eloquent/Model.php on line 1653