Download or locate your latest install program for Avira (you used it earlier in a post).
Uninstall Avira using Revo Uninstaller.
Reboot computer after uninstall.
Re install Avira. Reboot to insure it starts up correctly.Step 2.
Run sfc /scannow without a CD.
This applies to Windows XP.Note This method will not necessarily work as well, as when using Windows CD, because not always ALL system files are backed up on your hard drive. Also, backed up files may be corrupted as well.
and then Run
type in regedit
and click OK
Navigate to the following key:HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Setup
You will see various entries Values on the right hand side.
The one we want is called: SourcePath
It probably has an entry pointing to your CD-ROM drive
, usually D
and that is why it is asking for the XP CD
All we need to do is change it to: C:
Now, double click the SourcePath
setting and a new box will pop up.
Change the drive letter from your CD drive
to your root drive, C:
Close Registry Editor
Now restart your computer and try sfc /scannow again by this process:
Type sfc /scannow
then click OK
Allow it to run, it should take several minutes.
Once it completes, reboot your computer and try windows update. If it works stop and let me know
If it does not go to Step 3.Step 3.
Download Windows Repair (all in one) from this site
or if you still have it installed skip to the next step.
Install the program then run
On the start repairs tab select advanced mode and click start, it will prompte you to create a restore point, please click yes.
Select the items in the red surround in your case also make sure Repair Windows Firewall and Repair Internet Explorer are ticked
(remove the ticks from the rest ) and tick restart system when finished then click Start Please give me an update on if it works now!