Fatal error: Uncaught Exception: File "/var/www/html/var/cache/dev//ps_accounts/openid-configuration.json" is not writable. in /var/www/html/modules/ps_accounts/src/Service/OAuth2/CachedFile.php:153 Stack trace: #0 /var/www/html/modules/ps_accounts/src/Service/OAuth2/CachedFile.php(48): PrestaShop\Module\PsAccounts\Service\OAuth2\CachedFile->assertWritable() #1 /var/www/html/modules/ps_accounts/src/Service/OAuth2/OAuth2Service.php(110): PrestaShop\Module\PsAccounts\Service\OAuth2\CachedFile->__construct('/var/www/html/v...', 86400) #2 /var/www/html/modules/ps_accounts/src/ServiceProvider/OAuth2Provider.php(45): PrestaShop\Module\PsAccounts\Service\OAuth2\OAuth2Service->__construct(Array, Object(PrestaShop\Module\PsAccounts\Service\OAuth2\OAuth2Client), '/var/www/html/v...') #3 /var/www/html/modules/ps_accounts/vendor/prestashopcorp/lightweight-container/src/ServiceContainer/ServiceContainer.php(99): PrestaShop\Module\PsAccounts\ServiceProvider\OAuth2Provider::{closure:PrestaShop\Module\PsAccounts\ServiceProvider\OAuth2Provider::provide():44}() #4 /var/www/html/modules/ps_accounts/src/ServiceProvider/SessionProvider.php(43): PrestaShop\Module\PsAccounts\Vendor\PrestaShopCorp\LightweightContainer\ServiceContainer\ServiceContainer->get('PrestaShop\\Modu...') #5 /var/www/html/modules/ps_accounts/vendor/prestashopcorp/lightweight-container/src/ServiceContainer/ServiceContainer.php(99): PrestaShop\Module\PsAccounts\ServiceProvider\SessionProvider::{closure:PrestaShop\Module\PsAccounts\ServiceProvider\SessionProvider::provide():40}() #6 /var/www/html/modules/ps_accounts/vendor/prestashopcorp/lightweight-container/src/ServiceContainer/ServiceContainer.php(120): PrestaShop\Module\PsAccounts\Vendor\PrestaShopCorp\LightweightContainer\ServiceContainer\ServiceContainer->get('PrestaShop\\Modu...') #7 /var/www/html/modules/ps_accounts/ps_accounts.php(219): PrestaShop\Module\PsAccounts\Vendor\PrestaShopCorp\LightweightContainer\ServiceContainer\ServiceContainer->getService('PrestaShop\\Modu...') #8 /var/www/html/modules/ps_accounts/src/Service/PsAccountsService.php(80): Ps_accounts->getService('PrestaShop\\Modu...') #9 /var/www/html/modules/ps_accounts/src/ServiceProvider/DefaultProvider.php(96): PrestaShop\Module\PsAccounts\Service\PsAccountsService->__construct(Object(Ps_accounts)) #10 /var/www/html/modules/ps_accounts/vendor/prestashopcorp/lightweight-container/src/ServiceContainer/ServiceContainer.php(99): PrestaShop\Module\PsAccounts\ServiceProvider\DefaultProvider::{closure:PrestaShop\Module\PsAccounts\ServiceProvider\DefaultProvider::provide():95}() #11 /var/www/html/modules/ps_accounts/vendor/prestashopcorp/lightweight-container/src/ServiceContainer/ServiceContainer.php(120): PrestaShop\Module\PsAccounts\Vendor\PrestaShopCorp\LightweightContainer\ServiceContainer\ServiceContainer->get('PrestaShop\\Modu...') #12 /var/www/html/modules/ps_accounts/ps_accounts.php(219): PrestaShop\Module\PsAccounts\Vendor\PrestaShopCorp\LightweightContainer\ServiceContainer\ServiceContainer->getService('PrestaShop\\Modu...') #13 /var/www/html/modules/ps_facebook/vendor/prestashop/prestashop-accounts-installer/src/Installer/Facade/PsAccounts.php(47): Ps_accounts->getService('PrestaShop\\Modu...') #14 /var/www/html/modules/ps_facebook/vendor/prestashop/prestashop-accounts-installer/src/Installer/Facade/PsAccounts.php(62): PrestaShop\PsAccountsInstaller\Installer\Facade\PsAccounts->getService('PrestaShop\\Modu...') #15 /var/www/html/modules/ps_checkout/vendor/invertus/infrastructure/src/Repository/PsAccountRepository.php(41): PrestaShop\PsAccountsInstaller\Installer\Facade\PsAccounts->getPsAccountsService() #16 [internal function]: PsCheckout\Infrastructure\Repository\PsAccountRepository->__construct(Object(PrestaShop\PsAccountsInstaller\Installer\Facade\PsAccounts)) #17 /var/www/html/vendor/symfony/dependency-injection/ContainerBuilder.php(1147): ReflectionClass->newInstanceArgs(Array) #18 /var/www/html/vendor/symfony/dependency-injection/ContainerBuilder.php(591): Symfony\Component\DependencyInjection\ContainerBuilder->createService(Object(Symfony\Component\DependencyInjection\Definition), Array, true, 'PsCheckout\\Infr...') #19 /var/www/html/vendor/symfony/dependency-injection/ContainerBuilder.php(1265): Symfony\Component\DependencyInjection\ContainerBuilder->doGet('PsCheckout\\Infr...', 1, Array, true) #20 /var/www/html/vendor/symfony/dependency-injection/ContainerBuilder.php(1217): Symfony\Component\DependencyInjection\ContainerBuilder->doResolveServices(Object(Symfony\Component\DependencyInjection\Reference), Array, true) #21 /var/www/html/vendor/symfony/dependency-injection/ContainerBuilder.php(1117): Symfony\Component\DependencyInjection\ContainerBuilder->doResolveServices(Array, Array, true) #22 /var/www/html/vendor/symfony/dependency-injection/ContainerBuilder.php(591): Symfony\Component\DependencyInjection\ContainerBuilder->createService(Object(Symfony\Component\DependencyInjection\Definition), Array, true, 'PsCheckout\\Infr...') #23 /var/www/html/vendor/symfony/dependency-injection/ContainerBuilder.php(536): Symfony\Component\DependencyInjection\ContainerBuilder->doGet('PsCheckout\\Infr...', 1) #24 /var/www/html/modules/ps_facebook/vendor/prestashop/module-lib-service-container/src/DependencyInjection/ServiceContainer.php(64): Symfony\Component\DependencyInjection\ContainerBuilder->get('PsCheckout\\Infr...') #25 /var/www/html/modules/ps_checkout/ps_checkout.php(1121): PrestaShop\ModuleLibServiceContainer\DependencyInjection\ServiceContainer->getService('PsCheckout\\Infr...') #26 /var/www/html/modules/ps_checkout/ps_checkout.php(1186): Ps_Checkout->getService('PsCheckout\\Infr...') #27 /var/www/html/modules/ps_checkout/ps_checkout.php(308): Ps_Checkout->merchantIsValid() #28 /var/www/html/classes/Hook.php(1234): Ps_Checkout->hookActionFrontControllerSetMedia(Array) #29 /var/www/html/classes/Hook.php(447): HookCore::coreCallHook(Object(Ps_Checkout), 'hookActionFront...', Array) #30 /var/www/html/classes/Hook.php(1125): HookCore::callHookOn(Object(Ps_Checkout), 'actionFrontCont...', Array) #31 /var/www/html/classes/controller/FrontController.php(999): HookCore::exec('actionFrontCont...') #32 /var/www/html/classes/controller/Controller.php(293): FrontControllerCore->setMedia() #33 /var/www/html/classes/Dispatcher.php(500): ControllerCore->run() #34 /var/www/html/index.php(66): DispatcherCore->dispatch() #35 {main} Next PrestaShop\PrestaShop\Core\Exception\CoreException: File "/var/www/html/var/cache/dev//ps_accounts/openid-configuration.json" is not writable. in /var/www/html/classes/Hook.php:469 Stack trace: #0 /var/www/html/classes/Hook.php(1125): HookCore::callHookOn(Object(Ps_Checkout), 'actionFrontCont...', Array) #1 /var/www/html/classes/controller/FrontController.php(999): HookCore::exec('actionFrontCont...') #2 /var/www/html/classes/controller/Controller.php(293): FrontControllerCore->setMedia() #3 /var/www/html/classes/Dispatcher.php(500): ControllerCore->run() #4 /var/www/html/index.php(66): DispatcherCore->dispatch() #5 {main} thrown in /var/www/html/classes/Hook.php on line 469