Tip: Also read our definite guide to fixing boot records
When that happens you should make sure you have the correct drive volume
1. Step Enter “diskpart” without the quotes
2. Step Enter list volume
3. Step You should now see all of your volumes
Try: Bcdboot D:\windows
If Windows is installed on another drive, you should use the command bcdboot before executing a bootrec.exe /rebuildbcd
Simply enter bcdboot D:\Windows
Then run the commands again:
Repairing boot records:
bootrec.exe /fixmbr
bootrec.exe /fixboot
bootrec.exe /rebuildbcd