Hi Guys, Can't seem to get past this problem. Go to install SP3 and get the following error: Another application has windows\system32\ntdll.dll open. Have scanned system no viruses found. Have also checked for malware. Have installed whohasNT to check for open files application but it can't find any. Here is hijack log: Logfile of Trend Micro HijackThis v2.0.2 Scan saved at 11:49:36 PM, on 12/3/2008 Platform: Windows XP SP2 (WinNT 5.01.2600) MSIE: Internet Explorer v7.00 (7.00.6000.16735) Boot mode: Normal Running processes: C:\WINDOWS\System32\smss.exe C:\WINDOWS\system32\winlogon.exe C:\WIN