Fatal error: Uncaught Error: Class 'Tools' not found in /usr/www/users/bgremo/ehsankala/classes/db/Db.php:794 Stack trace: #0 /usr/www/users/bgremo/ehsankala/config/alias.php(47): DbCore->escape('configuration', false) #1 /usr/www/users/bgremo/ehsankala/config/alias.php(52): pSQL('configuration') #2 /usr/www/users/bgremo/ehsankala/classes/Configuration.php(155): bqSQL('configuration') #3 /usr/www/users/bgremo/ehsankala/classes/Configuration.php(209): ConfigurationCore::loadConfiguration() #4 /usr/www/users/bgremo/ehsankala/classes/PrestaShopAutoload.php(171): ConfigurationCore::get('PS_DISABLE_OVER...') #5 /usr/www/users/bgremo/ehsankala/classes/PrestaShopAutoload.php(130): PrestaShopAutoload->generateIndex() #6 [internal function]: PrestaShopAutoload->load('Tools') #7 /usr/www/users/bgremo/ehsankala/config/config.inc.php(84): spl_autoload_call('Tools') #8 /usr/www/users/bgremo/ehsankala/index.php(28): require('/usr/www/users/...') #9 {main} thrown in /usr/www/users/bgremo/ehsankala/classes/db/Db.php on line 794