What Causes Pain During Intercourse And Pain In Groin Area?

I am 62 1/2 year old female. my menopause started from 2002. I m 5 ft 62 kg
i m not diabitic, normal blood pressure, i m having 2000 units of D 3 1 gm Calcium and ressofos 70 once a week. i m suffering for the followings .

1. I can not have se4x since it is very painful even one finger for lubricants give a lot of pain.have pain groin area can not lie straight for even half an hour. is this normal or i need help