Fatal error: Uncaught Error: Call to undefined function mysqli_init() in /volume1/web/odbc.fun.php on line 15

Error: Call to undefined function mysqli_init() in /volume1/web/odbc.fun.php on line 15

Call Stack:
    0.0001     362120   1. {main}() /volume1/web/message_info.php:0
    0.0002     362608   2. require_once('/volume1/web/odbc.fun.php') /volume1/web/message_info.php:2