Rahul said:
Hi,
I am getting the following error when I startup my WinXP Professional SP3.
DLL C:\WINDOWS\system32\ddcAtstt.dll is not a valid windows image. Please
check this against your installation diskette.
I am using IE7.
How do I get rid of the error.
Thnx,
-Rahul
Your Anti-virus removed the viral infection but still in the Root
system and on the Registry, please perform the cleaning steps to make sure
nothing lurking in the background to revive the infestation back to action!.
Unexplained computer behaviour may be caused by deceptive software
http://support.microsoft.com/kb/827315
Go through these Cleaning steps:
1... First, try to clean up your caches, Internet files and delete cookies
by doing this:
Click Start >> Control Panel >> Double click Network and Internet
Connections >> Double click Internet Options.
On the IE properties windows you will see these Tabs:
General | Security | Privacy | Content | Connections | Programs |
Advanced
Under General Tab clear your History, Internet Files and Cookies.
Then click on Advanced tab and scroll down to under the Browsing Option:
[&] Browsing
[ ] Enable Third-Party browser extensions (Req Rest) uncheck this box.
Then click on Programs Tab and click Manage Add-Ons and Disable all non
Verified Add-Ons (You should Renable them later one-by-one and see the
culprit and update it or remove it.
How to manage Add-Ons:
http://support.microsoft.com/kb/883256
Scan for malware from here:
http://onecare.live.com/site/en-gb/default.htm?s_cid=sah
http://onecare.live.com/standard/en-gb/default.htm
You can download this tool "AutoRuns for Windows"
http://technet.microsoft.com/en-us/sysinternals/bb963902.aspx
And remove the entry from here:
Locate this key:
HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run = look in
the right pane/window and remove the entry for it
"C:\Windows\System32\ddcAtstt.dll "
Run disk clean up then this command:
sfc /scannow
HTH,
nass