![Error class 'Tools' not found in /public_html/classes/db/Db.php:794 with NGINX · Issue #12667 · PrestaShop/PrestaShop · GitHub Error class 'Tools' not found in /public_html/classes/db/Db.php:794 with NGINX · Issue #12667 · PrestaShop/PrestaShop · GitHub](https://user-images.githubusercontent.com/5004396/61976253-9300f680-afeb-11e9-83b5-1653f839f47f.jpg)
Error class 'Tools' not found in /public_html/classes/db/Db.php:794 with NGINX · Issue #12667 · PrestaShop/PrestaShop · GitHub
![Fatal error: Uncaught Error: Class 'Tools' not found in /var/www/html/ classes/db/Db.php - General topics - PrestaShop Forums Fatal error: Uncaught Error: Class 'Tools' not found in /var/www/html/ classes/db/Db.php - General topics - PrestaShop Forums](https://www.prestashop.com/forums/uploads/monthly_2019_11/maxresdefault.thumb.jpg.5b422979a626fe54fb67efc7b7295ddc.jpg)
Fatal error: Uncaught Error: Class 'Tools' not found in /var/www/html/ classes/db/Db.php - General topics - PrestaShop Forums
![postgresql - Rails PG::UndefinedColumn: ERROR: column carts_parts.[:part_id, :cart_id] does not exist - Stack Overflow postgresql - Rails PG::UndefinedColumn: ERROR: column carts_parts.[:part_id, :cart_id] does not exist - Stack Overflow](https://i.stack.imgur.com/fb0vq.png)
postgresql - Rails PG::UndefinedColumn: ERROR: column carts_parts.[:part_id, :cart_id] does not exist - Stack Overflow
![ruby - React form returns 404 not found when trying to sign up with Devise Rails API - Stack Overflow ruby - React form returns 404 not found when trying to sign up with Devise Rails API - Stack Overflow](https://i.stack.imgur.com/W9PpZ.png)