InfoPath Dev

Hi, I am using Infopath 2003 with InfoPath 2003 Toolkit for Vs.net. When I create any infopath form through Vs.net and publish it to SharePoint. It publishs fine. But when try to Fill out that form from SharePoint Form Library, It shos following error ''InfoPath cannot open the selected form because of an error in the form's code. Execution ...

Hi, I am new to infopath. I don't know how I will do the following work in sharepoint with infopath. The senerio is as follow : 1) I have to create two forms with different schema. and publish it to sharepoint form library. 2) And then merge them. How Can I do this. Help me with example as soon as possible. Thanks in ...