Load the windows ISO .
Change boot order to CDROM only.
Load windows installation and go to repair mode.
select 1
as windows and run this
copy e:\i386\NTLDR C\:
COPY e:\i386\NTDETECT.COM C:\
where e is the drive letter for your CD drive.
Go to solusvm and remove the media.
Change the boot order to (1) hard disk �(2) cd rom
Reboot vps
Windows should work fine.