First allow me to apologize for the difficulty that you have experienced.
I have checked into this and found that the reference file download had become corrupted. I have replaced the affected reference file and reposted the download. If you could, please retry - the refernce file download is here: http://www.xrite.com/product_overview.aspx?ID=592&Action=support&SoftwareID=369
. Or for your convenience, I am attaching just the file you need to this reply.
You can find addition EZColor support materials here: http://www.xrite.com/product_overview.aspx?Action=support&ID=592
And, you may always contact us at CMSupport@xrite.com
X-Rite Application Engineering and Technical Support