\mod\attendance\renderables.php
line : 123

/*if (has_capability('mod/attendance:managetemporaryusers', $context)) {    
    $toprow[] = new tabobject(self::TAB_TEMPORARYUSERS, 
        $this->att->url_managetemp()->out(),                    
        get_string('tempusers', 'attendance'));
}*/ 註解這一段