InfoPath Dev

I am unable to open existing or create new forms on my list with list forms customized using InfoPath. The error I get based on correlation id is: InfoPath Forms Services cannot open file IWConvertedFoems/.cvt any idea on this issue please?

Hi,  I created an Infopath 2007 form and published it to SharePoint 2007 as content type. Now when I create a new form and submit the form it gets created fine. But when I edit the form, instead of just updating the form data, a new form is getting created. I am using some logic to name the form with some text + datetime. How can I resolve ...