grapes problem

[umerilyas]

AOA
I have planted grape vines in my lawn of sundarkhawani and this year they have fruit as well,but they fruit is turning in to black,kindly guide me is it a kind of disease or it is actually black grapes instead of sundarkhawani.Pictures attached.
Thank you

[Muhammad Bilal]

Its looks like black rot fungus disease of grapes.
Do u see any darkened spots on leaves as well?
Black rot of grapes attacks in warm humid, wet weather. was it continuous rain there?

[umerilyas]

There is no continuous rain in lahore,and leave are healthy.what i am suppose to do