Is there an easy procedure for converting 6.0 files to PanX?
See www.provue.com video on converting from 6 to X.
And here is the Panorama X documentation about Importing a Panorama 6 Database.
Here are the four videos available specifically to help with transitioning from Panorama 6 to X. You can find these in the Help menu, on the www.provue.com web page, or using these links:
Converting from Panorama 6 - https://www.vimeo.com/228344638
Panorama 6 to X: Basics - https://www.vimeo.com/228645309
Panorama 6 to X: Form Design - https://www.vimeo.com/229781395
Panorama 6 ro X: Programming - https://www.vimeo.com/229514913
The first one specifically deals with your question.