开价蓝屏，显示：
Windows failed to start. A recent hardware or software change might be the case.to fix the problem:
1.Insert your windows installation disc and restart your computer.
2.Choose your language settings, and click "next" .
3.Click "repair your computer."
If you do not have this disc, contact your administrator or computer manufacture for assistance.
File: BootBCD
Status:Oxc0000098
Info :The windows boot configuration data does not contain a valid OS entry.
解决方案：
Do what the message asks. If you cannot locate your installation DVD then turn on your computer and tap on F8 as soon as it comes on. When the blank screen with options appear, select "Repair your computer." Now follow the steps you provided. Perform a startup repair.
If startup repair fails then select the last option which allows you to access a command prompt. You might want to enter these commands:
bootrec.exe /fixboot
bootrec.exe /fixmbr
bootrec.exe /rebuildbcd
If startup repair fails then select the last option which allows you to access a command prompt. You might want to enter these commands:
bootrec.exe /fixboot
bootrec.exe /fixmbr
bootrec.exe /rebuildbcd
note: 制作usb启动盘，usb启动系统，选择修复系统，然后进入命令行模式。。。。。