Input string was not in a correct format

Question

Hi all,

I have created a form using crystal report .Everything is working fine.

But on click of print icon on the report the "Report Option " popup page will open.select "page " check box,and mention "from" and "to" and click on ok.this time it is showing error that "Input string was not in a correct format".

Could u plz help me.It's urgent.

Thanks in advance

Trushna