Hi any one heard of two people jathakas ending in ek naadi cannot get married together and lead happy life

Recently our parents showed out jathakas which says that we have a dosha called k nadi dosha because of which we cannot get married together. They says that If we get married together spouse life would be danger and they say that it would risk his life ..

Could any one tell me wt is this and please tell me the remedies of it.. so that we can get married each other
My date of Birth is aug 19/85 place of birth Eluru
His DOB is Sept 21/85 place of birth Hyderabad