Exclamation [Q] Backup problem pls helpp

I have flashed 4.2.2 to my phone
when ıt was 4.4 ı backed up my data with lg ps suıte
now it s on 4.2.2 and backup doenst Works
how can ı open or restore my backup agaın

extension is enc.
phone lg g2 UK 10g 4.2.2