Finally, I found a solution which involves multiple steps. Elsewhere in this forum are some of the steps required. http://answers.microsoft.com/en-us/w...1bda112?page=3
Following that, another step is required to disable applehfs.sys which is described in details at Apple Archives - Ed Andersen

Thank you all for your help in solving a problem that Microsoft Tech Support could not.

Now, I can create a restore point. Of course, I also learned that creating an image of a BootCamp Windows installation is useless for restoration purposes. I purchased Winclone for creating an image in that environment.