Hi, recently I've received the BSOD on the start-up. It happened about a week ago as well. So I read some things and it said if it's on start-up, most likely the WINDOWS system files are corrupted. It made me worry because I was fiddling around with wgalogon.dll and wgatray. Those two files were considered "Windows Spyware" so I cut & pasted them on my flash-drive. I've also removed LegitCheck from system32. Do you guys think it's what's causing the problem or it's something to do with MSN Messenger? Thanks in advance, I really appreaciate it. P.S. I remember when the PC was turning off, it was installing updates, but there's this one update that doesn't install so I manually held down the OFF button. Maybe it's because of that? P.S. #2: I also just installed my Service Pack 2. HijackThis Log. Logfile of HijackThis v1.99.1 Scan saved at 11:27:23 AM, on 06/08/2007 Platform: Windows XP SP2 (WinNT 5.01.2600) MSIE: Internet Explorer v6.00 SP2 (6.00.2900.2180) Running processes: C:\WINDOWS\System32\smss.exe C:\WINDOWS\system32\winlogon.exe C:\WINDOWS\system32\services.exe C:\WINDOWS\system32\lsass.exe C:\WINDOWS\system32\svchost.exe C:\WINDOWS\System32\svchost.exe C:\WINDOWS\system32\ZoneLabs\vsmon.exe C:\WINDOWS\system32\spoolsv.exe C:\PROGRA~1\Grisoft\AVG7\avgamsvr.exe C:\PROGRA~1\Grisoft\AVG7\avgupsvc.exe C:\WINDOWS\System32\nvsvc32.exe C:\Program Files\Analog Devices\SoundMAX\SMAgent.exe C:\WINDOWS\System32\svchost.exe C:\WINDOWS\Explorer.EXE C:\Program Files\Zone Labs\ZoneAlarm\zlclient.exe C:\PROGRA~1\Grisoft\AVG7\avgcc.exe C:\WINDOWS\system32\rundll32.exe C:\WINDOWS\system32\ctfmon.exe C:\Program Files\PeerGuardian2\pg2.exe C:\WINDOWS\System32\svchost.exe C:\WINDOWS\system32\wuauclt.exe C:\PROGRA~1\Mozilla Firefox\firefox.exe C:\Program Files\MSN Messenger\msnmsgr.exe C:\WINDOWS\System32\svchost.exe C:\Program Files\HJ\HijackThis.exe R3 - URLSearchHook: Yahoo! Toolbar - {EF99BD32-C1FB-11D2-892F-0090271D4F88} - C:\Program Files\Yahoo!\Companion\Installs\cpn\yt.dll O2 - BHO: btorbit.com - {000123B4-9B42-4900-B3F7-F4B073EFC214} - C:\Program Files\Orbitdownloader\orbitcth.dll O2 - BHO: Yahoo! Toolbar Helper - {02478D38-C3F9-4EFB-9B51-7695ECA05670} - C:\Program Files\Yahoo!\Companion\Installs\cpn\yt.dll O2 - BHO: AcroIEHlprObj Class - {06849E9F-C8D7-4D59-B87D-784B7D6BE0B3} - C:\Program Files\Adobe\Acrobat 7.0\ActiveX\AcroIEHelper.dll O2 - BHO: URLLink - {4A2AACF3-ADF6-11D5-98A9-00E018981B9E} - C:\Program Files\NewDotNet\newdotnet7_48.dll O2 - BHO: (no name) - {7f9cead0-d251-46fe-9aa2-f8199764800a} - (no file) O2 - BHO: Windows Live Sign-in Helper - {9030D464-4C02-4ABF-8ECC-5164760863C6} - C:\Program Files\Common Files\Microsoft Shared\Windows Live\WindowsLiveLogin.dll O3 - Toolbar: Yahoo! Toolbar - {EF99BD32-C1FB-11D2-892F-0090271D4F88} - C:\Program Files\Yahoo!\Companion\Installs\cpn\yt.dll O4 - HKLM\..\Run: [ZoneAlarm Client] "C:\Program Files\Zone Labs\ZoneAlarm\zlclient.exe" O4 - HKLM\..\Run: [AVG7_CC] C:\PROGRA~1\Grisoft\AVG7\avgcc.exe /STARTUP O4 - HKLM\..\Run: [New.net Startup] rundll32 C:\PROGRA~1\NEWDOT~1\NEWDOT~2.DLL,ClientStartup -s O4 - HKCU\..\Run: [CTFMON.EXE] C:\WINDOWS\system32\ctfmon.exe O4 - HKCU\..\Run: [PeerGuardian] C:\Program Files\PeerGuardian2\pg2.exe O4 - Global Startup: Adobe Reader Speed Launch.lnk = C:\Program Files\Adobe\Acrobat 7.0\Reader\reader_sl.exe O4 - Global Startup: Microsoft Office.lnk = C:\Program Files\Microsoft Office\Office10\OSA.EXE O8 - Extra context menu item: &Clean Traces - C:\Program Files\DAP\Privacy Package\dapcleanerie.htm O8 - Extra context menu item: &Download by Orbit - res://C:\Program Files\Orbitdownloader\orbitmxt.dll/201 O8 - Extra context menu item: &Download with &DAP - C:\Program Files\DAP\dapextie.htm O8 - Extra context menu item: &Grab video by Orbit - res://C:\Program Files\Orbitdownloader\orbitmxt.dll/204 O8 - Extra context menu item: Do&wnload selected by Orbit - res://C:\Program Files\Orbitdownloader\orbitmxt.dll/203 O8 - Extra context menu item: Down&load all by Orbit - res://C:\Program Files\Orbitdownloader\orbitmxt.dll/202 O8 - Extra context menu item: Download &all with DAP - C:\Program Files\DAP\dapextie2.htm O8 - Extra context menu item: E&xport to Microsoft Excel - res://C:\PROGRA~1\MICROS~2\Office10\EXCEL.EXE/3000 O9 - Extra button: Messenger - {FB5F1910-F110-11d2-BB9E-00C04F795683} - C:\Program Files\Messenger\msmsgs.exe O9 - Extra 'Tools' menuitem: Windows Messenger - {FB5F1910-F110-11d2-BB9E-00C04F795683} - C:\Program Files\Messenger\msmsgs.exe O16 - DPF: {1239CC52-59EF-4DFA-8C61-90FFA846DF7E} (Musicnotes Viewer) - http://www.musicnotes.com/download/mnviewer.cab O16 - DPF: {17492023-C23A-453E-A040-C7C580BBF700} (Windows Genuine Advantage Validation Tool) - http://go.microsoft.com/fwlink/?linkid=39204 O16 - DPF: {56336BCB-3D8A-11D6-A00B-0050DA18DE71} (RdxIE Class) - http://software-dl.real.com/22b1e1303b7db196f303/netzip/RdxIE601.cab O16 - DPF: {6414512B-B978-451D-A0D8-FCFDF33E833C} (WUWebControl Class) - http://www.update.microsoft.com/win...ls/en/x86/client/wuweb_site.cab?1185389251874 O16 - DPF: {6E32070A-766D-4EE6-879C-DC1FA91D2FC3} (MUWebControl Class) - http://www.update.microsoft.com/mic...ls/en/x86/client/muweb_site.cab?1186156086358 O16 - DPF: {A8F2B9BD-A6A0-486A-9744-18920D898429} (ScorchPlugin Class) - http://www.sibelius.com/download/software/win/ActiveXPlugin.cab O16 - DPF: {B8BE5E93-A60C-4D26-A2DC-220313175592} (MSN Games - Installer) - http://messenger.zone.msn.com/binary/ZIntro.cab56649.cab O16 - DPF: {C3F79A2B-B9B4-4A66-B012-3EE46475B072} (MessengerStatsClient Class) - http://messenger.zone.msn.com/binary/MessengerStatsPAClient.cab56907.cab O16 - DPF: {C4925E65-7A1E-11D2-8BB4-00A0C9CC72C3} (Virtools WebPlayer Class) - http://player.virtools.com/downloads/player/Install2.5/Installer.exe O16 - DPF: {F5A7706B-B9C0-4C89-A715-7A0C6B05DD48} (Minesweeper Flags Class) - http://messenger.zone.msn.com/binary/MineSweeper.cab56986.cab O18 - Protocol: livecall - {828030A1-22C1-4009-854F-8E305202313F} - C:\PROGRA~1\MSNMES~1\MSGRAP~1.DLL O18 - Protocol: msnim - {828030A1-22C1-4009-854F-8E305202313F} - C:\PROGRA~1\MSNMES~1\MSGRAP~1.DLL O20 - AppInit_DLLs: O20 - Winlogon Notify: kbddpo - kbddpo.dll (file missing) O20 - Winlogon Notify: WgaLogon - WgaLogon.dll (file missing) O23 - Service: AVG7 Alert Manager Server (Avg7Alrt) - GRISOFT, s.r.o. - C:\PROGRA~1\Grisoft\AVG7\avgamsvr.exe O23 - Service: AVG7 Update Service (Avg7UpdSvc) - GRISOFT, s.r.o. - C:\PROGRA~1\Grisoft\AVG7\avgupsvc.exe O23 - Service: NVIDIA Driver Helper Service (NVSvc) - NVIDIA Corporation - C:\WINDOWS\System32\nvsvc32.exe O23 - Service: Remote Packet Capture Protocol v.0 (experimental) (rpcapd) - Unknown owner - %ProgramFiles%\WinPcap\rpcapd.exe" -d -f "%ProgramFiles%\WinPcap\rpcapd.ini (file missing) O23 - Service: SoundMAX Agent Service (SoundMAX Agent Service (default)) - Analog Devices, Inc. - C:\Program Files\Analog Devices\SoundMAX\SMAgent.exe O23 - Service: TrueVector Internet Monitor (vsmon) - Zone Labs, LLC - C:\WINDOWS\system32\ZoneLabs\vsmon.exe O23 - Service: YPCService - Yahoo! Inc. - C:\WINDOWS\system32\YPCSER~1.EXE