Warning: fopen(/dev/shm/ss_nr_cache): failed to open stream: Permission denied

[FadiHassan]

Dears,

I really need your help , suddenly my store is not working , I did nothing!! even i tried to restore the backup same problem .

https://serviceplus.tech/store/en/

1/1) ContextErrorException

Warning: fopen(/dev/shm/ss_nr_cache): failed to open stream: Permission denied

in ss2.php line 51

at loadIp('ss_scus.shieldsquare.net', '/dev/shm/ss_nr_cache')in ss2.php line 76

at getIp('ss_scus.shieldsquare.net')in ss2.php line 125

at shieldsquare_ValidateRequest('', 1, '')in shieldsquare.php line 122

at ShieldSquare->hookDisplayHeader(array('cookie' => object(Cookie), 'cart' => object(Cart), 'altern' => 5))in Hook.php line 970

at HookCore::coreCallHook(object(ShieldSquare), 'hookdisplayHeader', array('cookie' => object(Cookie), 'cart' => object(Cart), 'altern' => 5))in Hook.php line 355

at HookCore::callHookOn(object(ShieldSquare), 'displayHeader', array('cookie' => object(Cookie), 'cart' => object(Cart), 'altern' => 5))in Hook.php line 907

at HookCore::exec('displayHeader')in FrontController.php line 556

at FrontControllerCore->initContent()in IndexController.php line 37

at IndexControllerCore->initContent()in Controller.php line 292

at ControllerCore->run()in Dispatcher.php line 515

at DispatcherCore->dispatch()in index.php line 28

My Prestashop version 1.7.6.7 my php version 7.2

if i tried to log the backend i see this error ( Notice on line 101 in file /home2/serviceplus/public_html/store/vendor/symfony/symfony/src/Symfony/Component/HttpFoundation/Session/Storage/Handler/StrictSessionHandler.php
[8] SessionHandler::gc(): ps_files_cleanup_dir: opendir(/var/cpanel/php/sessions/ea-php70) failed: Permission denied (13) )

i contact the support of Hostgator they check the issue then they said its not a hosting a problem .

can anyone check my URL up and kindly help.

thanks in advance for all.

Edited August 20, 2020 by FadiHassan (see edit history)