Adobe LiveCycle Designer invalid argument error

Hi,
Recently, I have created a form using Adobe LiveCycle Designer and now I am getting the following error message when I tried to open the form that I created. I could not understand the error message and the cause of this problem. I am using Win XP and looking for an expert’s advice. Please provide any solution with proper steps so that I may fix this issue. Any idea would be helpful. Thanks.

Adobe LiveCycle Designer. An invalid argument was encountered.
