LOV is not working

Summary:

anc_per_abs_entries apae, per_periods_of_service pps, per_all_people_f per, anc_absence_types_vl abs
Value Col: abs.name
ID COl: TO_CHAR(apae.per_absence_entry_id)
Where apae.period_of_service_id = pps.period_of_service_id
AND apae.absence_type_id = abs.absence_type_id
AND pps.person_id = per.person_id
AND TRUNC (SYSDATE) BETWEEN abs.effective_start_date
AND abs.effective_end_date
AND TRUNC (SYSDATE) BETWEEN per.effective_start_date
AND per.effective_end_date
AND apae.start_date >=
TRUNC (
ADD_MONTHS (LAST_DAY (SYSDATE) + 1,
EXTRACT (MONTH FROM SYSDATE) * -1))