'multiple' => true,
'courseid' => $course->id,
'enrolid' => $instance->id,
+ 'perpage' => $CFG->maxusersperpage,
'userfields' => implode(',', get_extra_user_fields($context))
);
$mform->addElement('autocomplete', 'userlist', get_string('selectusers', 'enrol_manual'), array(), $options);