Database not installed
The application database is empty. Import the SQL schema, then reload this page.
mysql -u root -p -e "CREATE DATABASE doctrack CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;"
mysql -u root -p doctrack < database/doctrack_clean.sql
or use database/schema.sql after creating the database yourself. phpMyAdmin users: select the doctrack database → Import → choose the SQL file.
Copy config/config.example.php to config/config.php and set your database host, name, user and password.