Android:ksoap Issue

I am new in Androi. I use the ksoap for web service.There is two input float values are there in web service request but return the error java.lang.RuntimeException: Cannot serial

Solution 1:

I get the answer, when we add the new data type like double or date then need to create the new classes the answer is here, http://seesharpgears.blogspot.com/2010/11/implementing-ksoap-marshal-interface.html