<?PHP declare(strict_types = 1); /** * Exception thrown in case the main entity of a page (e.g. an object, an institution etc.) * are not set public. */ final class MDmainEntityNotPublicException extends Exception { /** * Error message. * * @return string */ public function errorMessage() { //error message $errorMsg = 'There is no entity to be shown here (id: <b>' . $this->getMessage() . '</b>).'; return $errorMsg; } }