<?PHP declare(strict_types = 1); /** * Exception thrown by MDJail if a required security option has not been set. */ final class MDJailSecurityOptionNotSetException extends Exception { /** * Error message. * * @return string */ public function errorMessage() { //error message $errorMsg = 'A security option of MD_JAIL has not been set: <b>' . $this->getMessage() . '</b>).'; return $errorMsg; } }