Indirectly relevant to your problem while you resolved it, but fairly to your unique description (especially “The requested system device cannot be found.” on BCD operations Regardless of all tries to recreate/rebuild): I make the most of USB hard drives and Windows PE to build computer images for deployment. I http://windows-7-64-bit-certific19628.post-blogs.com/14991067/about-windows-7-error-1962