Running Total Problem

[burasami]

Hi All,

 

I am using iReport 4.0.2. I creating a report in which running total need to calculated such as

Open_bal:=clear_bal+debit-credit--- its variable

Varibale Class:BigDecimal

Calculation:nothing

Reset type:=none

Balance:=Open_bal-debit_amt for each row-- Open_bal is user define variable, debit_amt database field.

My problem is Balance is not calculating correctly.. such as

for repeated debit amout is calculating... please refer attachement