Hi Sidenia,

Please follow the below steps to get rid of the error.

1. Set your BIOS so that it uses the DVD drive as its primary boot device.
2. Boot the machine with your Windows 7 Repair CD or with your Windows 7 installation DVD.
3. Press a key if prompted to boot from the DVD.
4. Select "Safe Mode Command Prompt" when prompted.
5. Log on as Administrator if prompted.
6. Select Repair when prompted.
7. Select System Restore when prompted.
8. Set Windows back to a point before this problem occurred.

Regards,
Lokesh

Hello Sidenia,

Thank you for posting the query here and I am sorry to hear about the problem you are experiencing.

To solve the problem you will need your Windows 7 repair CD or your installation CD / DVD, after preparing your CD / DVD, please follow the steps below.

1. Please go to your BIOS and configure the use of the DVD drive as your main boot device.

2. Start the machine with the Windows 7 repair CD or with the Windows 7 installation DVD.

3. Press a key if you are prompted to boot from the DVD.

4. Select "safe mode symbol" when prompted.

5. Log in as administrator if requested.

6. Select repair when prompted.

7. Select System Restore when prompted.

8. Return the windows to a point before this problem occurs.

If the problem persists, please let me know and I will be happy to help you.

Sincerely,

Christian