In this it throw error as invalid object sudha

Question

create procedure insert_selvi

@name varchar(20),@gender varchar(30),@education varchar(30)

as 

begin

insert into sudha(name,gender,education)

select @name,@gender,,@education

end

==================================================

string qry="exec insert_selvi    ' "+ TextBox1.Text;

qry+=" ' ' " + TextBox2.Text;

qry+=" ' ' " + TextBox3.Text;

qry+=" ' ";