Lean Six Sigma Project on Cycle Time reduction

A PHP Error was encountered

Severity: 8192

Message: Return type of CI_Session_files_driver::open($save_path, $name) should either be compatible with SessionHandlerInterface::open(string $path, string $name): bool, or the #[\ReturnTypeWillChange] attribute should be used to temporarily suppress the notice

Filename: drivers/Session_files_driver.php

Line Number: 132

Backtrace:

File: /home/advanceinnovatio/public_html/blog/application/core/Core_Controller.php
Line: 7
Function: __construct

File: /home/advanceinnovatio/public_html/blog/application/core/Core_Controller.php
Line: 112
Function: __construct

File: /home/advanceinnovatio/public_html/blog/application/controllers/Home_controller.php
Line: 8
Function: __construct

File: /home/advanceinnovatio/public_html/blog/index.php
Line: 315
Function: require_once