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Paralells Mounter helped for me to get my files back: http://kb.parallels.com/122883
I have the same problem on my iMac running Yosemite with Parallels 10 and I see the very same screen with a slightly different error code ending...
On stackoverflow there is a thread where they tell about screewing back the System time to something bevore April 2015 would help, sadly this...
