http://bugs.winehq.org/show_bug.cgi?id=31113
--- Comment #123 from Von Random von+winehq@vdrandom.org ---
Can you tell more about hardfile? What is this?
The post you've quoted is pretty much self explanatory. Hardfile means a disk image in a file. Basically, a file that contains a filesystem and can be mounted for reading / writing as a loop device.