unable to accounting for AP Invoice

Dear All goros,

I have face an issue relating period close exception report showing an invoice those already cancel but accounted No mode although i have run create accounting but still showing on no accounted mode.

scenario : we already applied prepayment but after realize it was wrong payment so we closed prepayment & unapplied too but std invoice still showing in No accounted.

when i go All distriution screen showing prepayment lines amount 60,000 plus & minus in both but in status area showing Needs Revalidation & accounted unprocessed.

what i will doing for accounting yes for this mentioned invoice ?????

pls suggest because otherwise we cant close AP period ...