Validation error for online itr 4 filing

Rajeev Goel (9 Points)

30 July 2022  
while filing itr 4online under sec 44ada and going for validation the system displays the following error message,:-
select from drop down head of income for which corresponding income entered"
I have checked there is no drop down head of income.
profession/business code vize other financial services has already been selected from drop down
kindly help out