Fatal error: Uncaught Error: Call to undefined function lang() in /home2/cp334332/public_html/nsmsschool/4/smart_school_update_7.0.1_to_7.1.0/step-2/application/config/payroll.php:13 Stack trace: #0 {main} thrown in /home2/cp334332/public_html/nsmsschool/4/smart_school_update_7.0.1_to_7.1.0/step-2/application/config/payroll.php on line 13