I recently installed Windows 10 Technical Preview Build 10056
After 1 day I got this...
Windows failed to start. A recent hardware or software change might be the cause. To fix the problem:
1. Insert your Windows installation disc and restart your computer.
2. Choose your language settings, and then click "Next."
3. Click "Repair your computer."
If you do not have this disc, contact your system administrator or computer manufacturer for assistance.
File: \Boot\BCD
Status: 0xc000000f
Note: The Boot Configuration Data for your PC is missing or contains errors.
Help I don't know what to do anymore T_T