Critical Error

SQLSTATE[HY000] [2002] No such file or directory (SQL: select * from `tblconfiguration` where `tblconfiguration`.`setting` = trustedProxyIps limit 1)

PDOException: SQLSTATE[HY000] [2002] No such file or directory in /www/wwwroot/client.iithost.com/vendor/illuminate/database/Connectors/Connector.php:70
Stack trace:
#0 /www/wwwroot/client.iithost.com/vendor/illuminate/database/Connectors/Connector.php(70): PDO->__construct()
#1 /www/wwwroot/client.iithost.com/vendor/illuminate/database/Connectors/Connector.php(46): Illuminate\Database\Connectors\Connector->createPdoConnection()
#2 /www/wwwroot/client.iithost.com/vendor/illuminate/database/Connectors/MySqlConnector.php(24): Illuminate\Database\Connectors\Connector->createConnection()
#3 /www/wwwroot/client.iithost.com/vendor/illuminate/database/Connectors/ConnectionFactory.php(182): Illuminate\Database\Connectors\MySqlConnector->connect()
#4 [internal function]: Illuminate\Database\Connectors\ConnectionFactory->Illuminate\Database\Connectors\{closure}()
#5 /www/wwwroot/client.iithost.com/vendor/illuminate/database/Connection.php(926): call_user_func()
#6 /www/wwwroot/client.iithost.com/vendor/illuminate/database/Connection.php(961): Illuminate\Database\Connection->getPdo()
#7 /www/wwwroot/client.iithost.com/vendor/illuminate/database/Connection.php(405): Illuminate\Database\Connection->getReadPdo()
#8 /www/wwwroot/client.iithost.com/vendor/illuminate/database/Connection.php(331): Illuminate\Database\Connection->getPdoForSelect()
#9 /www/wwwroot/client.iithost.com/vendor/illuminate/database/Connection.php(664): Illuminate\Database\Connection->Illuminate\Database\{closure}()
#10 /www/wwwroot/client.iithost.com/vendor/illuminate/database/Connection.php(745): Illuminate\Database\Connection->runQueryCallback()
#11 /www/wwwroot/client.iithost.com/vendor/illuminate/database/Connection.php(725): Illuminate\Database\Connection->tryAgainIfCausedByLostConnection()
#12 /www/wwwroot/client.iithost.com/vendor/illuminate/database/Connection.php(634): Illuminate\Database\Connection->handleQueryException()
#13 /www/wwwroot/client.iithost.com/vendor/illuminate/database/Connection.php(339): Illuminate\Database\Connection->run()
#14 /www/wwwroot/client.iithost.com/vendor/illuminate/database/Query/Builder.php(2202): Illuminate\Database\Connection->select()
#15 /www/wwwroot/client.iithost.com/vendor/illuminate/database/Query/Builder.php(2190): Illuminate\Database\Query\Builder->runSelect()
#16 /www/wwwroot/client.iithost.com/vendor/illuminate/database/Query/Builder.php(2685): Illuminate\Database\Query\Builder->Illuminate\Database\Query\{closure}()
#17 /www/wwwroot/client.iithost.com/vendor/illuminate/database/Query/Builder.php(2191): Illuminate\Database\Query\Builder->onceWithColumns()
#18 /www/wwwroot/client.iithost.com/vendor/illuminate/database/Eloquent/Builder.php(539): Illuminate\Database\Query\Builder->get()
#19 /www/wwwroot/client.iithost.com/vendor/illuminate/database/Eloquent/Builder.php(523): Illuminate\Database\Eloquent\Builder->getModels()
#20 /www/wwwroot/client.iithost.com/vendor/illuminate/database/Concerns/BuildsQueries.php(143): Illuminate\Database\Eloquent\Builder->get()
#21 /www/wwwroot/client.iithost.com/vendor/illuminate/database/Eloquent/Builder.php(345): Illuminate\Database\Eloquent\Builder->first()
#22 /www/wwwroot/client.iithost.com/vendor/illuminate/support/Traits/ForwardsCalls.php(23): Illuminate\Database\Eloquent\Builder->find()
#23 /www/wwwroot/client.iithost.com/vendor/illuminate/database/Eloquent/Model.php(1733): Illuminate\Database\Eloquent\Model->forwardCallTo()
#24 /www/wwwroot/client.iithost.com/vendor/illuminate/database/Eloquent/Model.php(1745): Illuminate\Database\Eloquent\Model->__call()
#25 /www/wwwroot/client.iithost.com/vendor/whmcs/whmcs-foundation/lib/Config/Setting.php(0): Illuminate\Database\Eloquent\Model::__callStatic()
#26 /www/wwwroot/client.iithost.com/vendor/whmcs/whmcs-foundation/lib/Init.php(0): WHMCS\Config\Setting::getValue()
#27 /www/wwwroot/client.iithost.com/vendor/whmcs/whmcs-foundation/lib/Http/Request.php(0): WHMCS\Init->get_config()
#28 /www/wwwroot/client.iithost.com/vendor/whmcs/whmcs-foundation/lib/Application.php(0): WHMCS\Http\Request::defineProxyTrustFromApplication()
#29 /www/wwwroot/client.iithost.com/vendor/whmcs/whmcs-foundation/lib/Application/ApplicationServiceProvider.php(0): WHMCS\Application->__construct()
#30 /www/wwwroot/client.iithost.com/vendor/illuminate/container/Container.php(801): WHMCS\Application\ApplicationServiceProvider->WHMCS\Application\{closure}()
#31 /www/wwwroot/client.iithost.com/vendor/illuminate/container/Container.php(687): Illuminate\Container\Container->build()
#32 /www/wwwroot/client.iithost.com/vendor/illuminate/container/Container.php(633): Illuminate\Container\Container->resolve()
#33 /www/wwwroot/client.iithost.com/vendor/illuminate/container/Container.php(1280): Illuminate\Container\Container->make()
#34 /www/wwwroot/client.iithost.com/vendor/illuminate/support/Facades/Facade.php(198): Illuminate\Container\Container->offsetGet()
#35 /www/wwwroot/client.iithost.com/vendor/illuminate/support/Facades/Facade.php(166): Illuminate\Support\Facades\Facade::resolveFacadeInstance()
#36 /www/wwwroot/client.iithost.com/vendor/whmcs/whmcs-foundation/lib/Application/Support/Facades/Facade.php(0): Illuminate\Support\Facades\Facade::getFacadeRoot()
#37 /www/wwwroot/client.iithost.com/init.php(0): WHMCS\Application\Support\Facades\Facade::self()
#38 /www/wwwroot/client.iithost.com/index.php(0): unknown()
#39 {main}
Next Illuminate\Database\QueryException: SQLSTATE[HY000] [2002] No such file or directory (SQL: select * from `tblconfiguration` where `tblconfiguration`.`setting` = trustedProxyIps limit 1) in /www/wwwroot/client.iithost.com/vendor/illuminate/database/Connection.php:671
Stack trace:
#0 /www/wwwroot/client.iithost.com/vendor/illuminate/database/Connection.php(745): Illuminate\Database\Connection->runQueryCallback()
#1 /www/wwwroot/client.iithost.com/vendor/illuminate/database/Connection.php(725): Illuminate\Database\Connection->tryAgainIfCausedByLostConnection()
#2 /www/wwwroot/client.iithost.com/vendor/illuminate/database/Connection.php(634): Illuminate\Database\Connection->handleQueryException()
#3 /www/wwwroot/client.iithost.com/vendor/illuminate/database/Connection.php(339): Illuminate\Database\Connection->run()
#4 /www/wwwroot/client.iithost.com/vendor/illuminate/database/Query/Builder.php(2202): Illuminate\Database\Connection->select()
#5 /www/wwwroot/client.iithost.com/vendor/illuminate/database/Query/Builder.php(2190): Illuminate\Database\Query\Builder->runSelect()
#6 /www/wwwroot/client.iithost.com/vendor/illuminate/database/Query/Builder.php(2685): Illuminate\Database\Query\Builder->Illuminate\Database\Query\{closure}()
#7 /www/wwwroot/client.iithost.com/vendor/illuminate/database/Query/Builder.php(2191): Illuminate\Database\Query\Builder->onceWithColumns()
#8 /www/wwwroot/client.iithost.com/vendor/illuminate/database/Eloquent/Builder.php(539): Illuminate\Database\Query\Builder->get()
#9 /www/wwwroot/client.iithost.com/vendor/illuminate/database/Eloquent/Builder.php(523): Illuminate\Database\Eloquent\Builder->getModels()
#10 /www/wwwroot/client.iithost.com/vendor/illuminate/database/Concerns/BuildsQueries.php(143): Illuminate\Database\Eloquent\Builder->get()
#11 /www/wwwroot/client.iithost.com/vendor/illuminate/database/Eloquent/Builder.php(345): Illuminate\Database\Eloquent\Builder->first()
#12 /www/wwwroot/client.iithost.com/vendor/illuminate/support/Traits/ForwardsCalls.php(23): Illuminate\Database\Eloquent\Builder->find()
#13 /www/wwwroot/client.iithost.com/vendor/illuminate/database/Eloquent/Model.php(1733): Illuminate\Database\Eloquent\Model->forwardCallTo()
#14 /www/wwwroot/client.iithost.com/vendor/illuminate/database/Eloquent/Model.php(1745): Illuminate\Database\Eloquent\Model->__call()
#15 /www/wwwroot/client.iithost.com/vendor/whmcs/whmcs-foundation/lib/Config/Setting.php(0): Illuminate\Database\Eloquent\Model::__callStatic()
#16 /www/wwwroot/client.iithost.com/vendor/whmcs/whmcs-foundation/lib/Init.php(0): WHMCS\Config\Setting::getValue()
#17 /www/wwwroot/client.iithost.com/vendor/whmcs/whmcs-foundation/lib/Http/Request.php(0): WHMCS\Init->get_config()
#18 /www/wwwroot/client.iithost.com/vendor/whmcs/whmcs-foundation/lib/Application.php(0): WHMCS\Http\Request::defineProxyTrustFromApplication()
#19 /www/wwwroot/client.iithost.com/vendor/whmcs/whmcs-foundation/lib/Application/ApplicationServiceProvider.php(0): WHMCS\Application->__construct()
#20 /www/wwwroot/client.iithost.com/vendor/illuminate/container/Container.php(801): WHMCS\Application\ApplicationServiceProvider->WHMCS\Application\{closure}()
#21 /www/wwwroot/client.iithost.com/vendor/illuminate/container/Container.php(687): Illuminate\Container\Container->build()
#22 /www/wwwroot/client.iithost.com/vendor/illuminate/container/Container.php(633): Illuminate\Container\Container->resolve()
#23 /www/wwwroot/client.iithost.com/vendor/illuminate/container/Container.php(1280): Illuminate\Container\Container->make()
#24 /www/wwwroot/client.iithost.com/vendor/illuminate/support/Facades/Facade.php(198): Illuminate\Container\Container->offsetGet()
#25 /www/wwwroot/client.iithost.com/vendor/illuminate/support/Facades/Facade.php(166): Illuminate\Support\Facades\Facade::resolveFacadeInstance()
#26 /www/wwwroot/client.iithost.com/vendor/whmcs/whmcs-foundation/lib/Application/Support/Facades/Facade.php(0): Illuminate\Support\Facades\Facade::getFacadeRoot()
#27 /www/wwwroot/client.iithost.com/init.php(0): WHMCS\Application\Support\Facades\Facade::self()
#28 /www/wwwroot/client.iithost.com/index.php(0): unknown()
#29 {main}