i have print the cash book from Crystal Report.

i have create one groupband on date. and take total of debit and credit
using some formula.

my problem is that first time i have pssed opening balance to the formula
outisde. for this i have  create a blank formula

then pass the value to this formula first time  using the syntax
crystalreport.formulas(0)= value.

next time the value of opening balance is changed throug some calculation.
and assign this value to this opening balance formula.

Can anybody suggest me how can i do this.

Regards.

Arvind.