Fatal error: Uncaught Error: Undefined constant "DB_USER" in E:\phpwebsite\lecturerwp\wp-includes\load.php:371 Stack trace: #0 E:\phpwebsite\lecturerwp\wp-settings.php(88): require_wp_db() #1 E:\phpwebsite\lecturerwp\wp-admin\setup-config.php(33): require('E:\\phpwebsite\\l...') #2 {main} thrown in E:\phpwebsite\lecturerwp\wp-includes\load.php on line 371