What happens when Covid-19 meets toxic air? India is about to find out

Severity: 8192
Message: Creation of dynamic property CI_DB_mysqli_driver::$failover is deprecated
Filename: database/DB_driver.php
Line Number: 371
Backtrace:
File: /home2/bharatch/public_html/gkpro.in/application/config/config.php
Line: 541
Function: DB
File: /home2/bharatch/public_html/gkpro.in/index.php
Line: 325
Function: require_once