It appears your computer is experiencing an issue with the partition table, leading to the "Invalid partition table" error. You can resolve this issue using the Command Prompt from the Windows installation media. Here’s a step-by-step guide:
Steps to Make the Partition Active Using DiskPart
1.
Boot from Windows Installation Media:
- Boot your computer using the Windows installation DVD.
- On the initial setup screen, press
Shift + F10
to open Command Prompt.
2.
Open DiskPart:
- Type
diskpart
and press Enter to start the DiskPart utility.
3.
List Disks and Select the Correct Disk:
- Type
list disk
to display all disks.
- Select the disk where your Windows installation is located using:
4.
List Partitions and Select the Correct Partition:
- Display all partitions in the selected disk by typing
list partition
.
- Select the partition that should be active (your Windows partition) with:
5.
Set the Partition as Active:
- Type the command to mark the partition as active:
6.
Exit DiskPart:
- Type
exit
to leave DiskPart.
Steps to Fix the Boot Configuration Data (BCD)
1.
Rebuild the BCD Store:
- In the Command Prompt, type the following commands to rebuild the BCD store:
Code:
bootrec /fixmbr
bootrec /fixboot
bootrec /scanos
bootrec /rebuildbcd
- Confirm any prompts that appear.
2.
Restart Your Computer:
- Close the Command Prompt and select the option to restart your computer from the Windows installation media.
Verify Partition Health and Restart:
- Ensure that the critical partitions (especially the one containing your operating system) are neither hidden nor corrupted. Use
detail partition
command within DiskPart to inspect each required partition.
Example Commands Recap:
- Start DiskPart:
- List all disks and select the target disk:
- List all partitions and select the target partition:
Code:
list partition
select partition 3
active
- Rebuild BCD store:
Code:
bootrec /fixmbr
bootrec /fixboot
bootrec /scanos
bootrec /rebuildbcd
If you still face issues or observe errors, provide any specific error messages or behavior so we can further assist. Good luck, and let us know if you need additional help!