That line should be:
$CKEditor_initialValue = "".((isset($_GET["invalid"])?ValidatedField("eventsbrannualupdate","late_fees_entry_deadline"):"".$WADAevents_br_annual_update->getColumnVal("late_fees_entry_deadline",false)."")) ."";
Please attach the other complete .php page. The pdf file you sent had the line cut off halfway through.