Sometimes Windows 7 users faces an issue while booting up their computer. The issue is an error occurrence at the bootup screen of Windows 7. This error may result due to updating of incompatible or pirated drivers or applications for Windows. If you are facing such an error you won’t be able to even log on to windows to check your files.
If you have encountered such issue you may perform the following methods to resolve the issue:
Method 1: Startup Repair from the Windows Recovery Environment (WinRE)
1. Insert the Windows 7 installation disc into the disc drive, and then start the computer.
2. Press a key when the message indicating "Press any key to boot from CD or DVD …". appears.
3. Select a language, a time and currency, and a keyboard or input method, and then click Next.
4. Click Repair your computer.
5. In the System Recovery Options dialog box, choose the drive of your Windows installation and click Next.
6. At the System Recovery Options Dialog Box, click on Repair your computer.
7. Click the operating system that you want to repair, and then click Next.
8. In the System Recovery Options dialog box, click Startup Repair.
Know more about Startup-Repair
Method 2: Rebuild BCD using the Bootrec.exe tool
To run the Bootrec.exe tool, you must start Windows RE. To do this, follow these steps:
1. Put the Windows Vista or Windows 7 installation disc in the disc drive, and then start the computer.
2. Press a key when you are prompted. Select a language, a time, a currency, a keyboard or an input method, and then click Next.
3. Click Repair your computer.
4. Click the operating system that you want to repair, and then click Next.
5. In the System Recovery Options dialog box, click Command Prompt.
6. Type Bootrec.exe, and then press ENTER.
Refer the following link for more information:
How to use the Bootrec.exe tool
Method 3: Use the Windows Recovery Environment (WinRE) to run System Restore
1. Insert the Windows 7 installation disc into the disc drive, and then start the computer.
2. Press a key when the message indicating "Press any key to boot from CD or DVD …". appears.
3. Select a language, a time and currency, and a keyboard or input method, and then click Next.
4. Click Repair your computer.
5. In the System Recovery Options dialog box, choose the drive of your Windows installation and clickNext
6. At the System Recovery Options Dialog Box, click on System Restore.
7. Follow the System Restore Wizard instruction as usual and choose the appropriate restore point.
8. Click Finish to restore the system.