Would it be possible to post the file that you are encountering this issue with?
In addition, would it be possible to post your system information (NFO) file to provide additional insight into your system? Use the following link to produce the file (http://usa.autodesk.com/getdoc/id=TS1057804)
Can you provide a screenshot of the error message that you receive in regards to the Heidi Driver?
Start with some of our most frequented solutions or visit the Installation and Licensing Forum to get help installing your software.