[PrestaShopException]

[BELPIXEL]

Hi dears, I'm a new one in Prestashop and yesterday evening I tried to upgrade my prestashop 1.6.1.20 to 1.7.4.3 after upgrade I tried to Rollback but I recived these error and I haven't access to BO! This is error:   [PrestaShopException]   No access reference in table module_access for id_module 103. at line 2538 in file classes/module/Module.php   2533.                 self::$cache_permissions[$employee->id_profile][$row['id_module']]['uninstall'] = $row['uninstall']; 2534.             } 2535.         } 2536. 2537.         if (!isset(self::$cache_permissions[$employee->id_profile][$id_module])) { 2538.             throw new PrestaShopException('No access reference in table module_access for id_module '.$id_module.'.'); 2539.         } 2540. 2541.         return (bool)self::$cache_permissions[$employee->id_profile][$id_module][$variable]; 2542.     } 2543.       ModuleCore::getPermissionStatic - [line 3283 - classes/controller/AdminController.php] - [2 Arguments]     AdminControllerCore->getModulesList - [line 2329 - classes/controller/AdminController.php] - [1 Arguments]     AdminControllerCore->renderModulesList - [line 2063 - classes/controller/AdminController.php]     AdminControllerCore->initContent - [line 136 - controllers/admin/AdminLoginController.php]     AdminLoginControllerCore->initContent - [line 189 - classes/controller/Controller.php]     ControllerCore->run - [line 367 - classes/Dispatcher.php]     DispatcherCore->dispatch - [line 58 - admin/index.php]   This is my work about 6 months and I work in this company and it my boss know this error I lost my job!!   Help me please   Kind regards Nader