Unhandled Error!

 
		// execute the statement
		$handle = mysqli_query(Db::$connection, $sql);
 
		// If error, generate exception
		if ($err = mysqli_errno(Db::$connection) != 0) {
			$exception               = new Phpr_DatabaseException('MySQL error executing query: ' . mysqli_error(Db::$connection));
			$exception->hint_message = 'This problem could be caused by the LemonStand MySQL connection configuration errors. Please log into the LemonStand Configuration Tool and update the database connection parameters. Also please make sure that MySQL server is running.';
			throw $exception;
		}
 
		return $handle;
	}