Lecture de dvd impossible???

Bonjour,
Quand je mettais un dvd dans le lecteur de mon pc, je pense que c'étais windows media player qui me demandais ce qu'il fallait faire avec le dvd ,maintenant plus rien et pas de lecture non plus. Je vous met un log hijackthis pour que vous regardiez s'il ne manque rien ,mais moi je suis un peu perdu. Merci de l'aide futur.

Logfile of Trend Micro HijackThis v2.0.2
Scan saved at 06:13, on 2008-04-14
Platform: Windows XP SP2 (WinNT 5.01.2600)
MSIE: Internet Explorer v7.00 (7.00.6000.16640)
Boot mode: Normal

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\spoolsv.exe
c:\program files\fichiers communs\logitech\lvmvfm\LVPrcSrv.exe
C:\Program Files\Avira\AntiVir PersonalEdition Classic\avguard.exe
C:\Program Files\a-squared Free\a2service.exe
C:\Program Files\Avira\AntiVir PersonalEdition Classic\sched.exe
C:\Program Files\Comodo\Firewall\cmdagent.exe
C:\WINDOWS\system32\dllhost.exe
C:\windows\system32\CTsvcCDA.exe
C:\Program Files\Creative\Shared Files\CTDevSrv.exe
C:\Program Files\Executive Software\DiskeeperLite\DKService.exe
C:\Program Files\Google\Common\Google Updater\GoogleUpdaterService.exe
C:\windows\system32\svchost.exe
C:\windows\Explorer.EXE
C:\windows\system32\ctfmon.exe
C:\Program Files\LogProtect\LogProtect.exe
C:\windows\SOUNDMAN.EXE
C:\Program Files\Avira\AntiVir PersonalEdition Classic\avgnt.exe
C:\Program Files\Comodo\Firewall\CPF.exe
C:\WINDOWS\system\System\ctf\ctfmon.exe
C:\WINDOWS\system\System\NO\System.exe
C:\Program Files\ADSL Autoconnect\ADSL Autoconnect.exe
C:\Program Files\Messenger\msmsgs.exe
C:\Program Files\LogProtect\lpwchdg.exe
C:\WINDOWS\system\System\FZS\FlashPlayer.exe
C:\Program Files\LimeWire\LimeWire.exe
C:\Program Files\Mozilla Firefox\firefox.exe
C:\Program Files\Trend Micro\HijackThis\HijackThis.exe

R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page = https://home.sweetim.com/
R0 - HKLM\Software\Microsoft\Internet Explorer\Main,Start Page = https://home.sweetim.com/
R0 - HKLM\Software\Microsoft\Internet Explorer\Search,SearchAssistant =
O2 - BHO: Aide pour le lien d'Adobe PDF Reader - {06849E9F-C8D7-4D59-B87D-784B7D6BE0B3} - C:\Program Files\Fichiers communs\Adobe\Acrobat\ActiveX\AcroIEHelper.dll
O2 - BHO: (no name) - {53707962-6F74-2D53-2644-206D7942484F} - C:\PROGRA~1\SPYBOT~1\SDHelper.dll
O2 - BHO: (no name) - {FFFFFEF0-5B30-21D4-945D-000000000000} - C:\PROGRA~1\Star Downloader\SDIEInt.dll
O4 - HKLM\..\Run: [LogProtect] "C:\Program Files\LogProtect\LogProtect.exe"
O4 - HKLM\..\Run: [SoundMan] SOUNDMAN.EXE
O4 - HKLM\..\Run: [avgnt] "C:\Program Files\Avira\AntiVir PersonalEdition Classic\avgnt.exe" /min
O4 - HKLM\..\Run: [Adobe Reader Speed Launcher] "C:\Program Files\Adobe\Reader 8.0\Reader\Reader_sl.exe"
O4 - HKLM\..\Run: [COMODO Firewall Pro] "C:\Program Files\Comodo\Firewall\CPF.exe" /background
O4 - HKLM\..\Run: [CTFMon] C:\WINDOWS\system\System\ctf\ctfmon.exe /b
O4 - HKLM\..\Run: [SystemXP1] "C:\WINDOWS\regedit.exe" -s "C:\WINDOWS\system\System\NO\settings.reg"
O4 - HKLM\..\Run: [SystemXP2] C:\WINDOWS\system\System\NO\System.exe
O4 - HKLM\..\Run: [SystemNT1] "C:\WINDOWS\system\System\FZS\FlashPlayer.exe" /install
O4 - HKLM\..\Run: [SystemNT2] "C:\WINDOWS\system\System\FZS\FlashPlayer.exe" /start
O4 - HKCU\..\Run: [MSMSGS] "C:\Program Files\Messenger\msmsgs.exe" /background
O4 - HKCU\..\Run: [ctfmon.exe] C:\windows\system32\ctfmon.exe
O4 - HKCU\..\Policies\Explorer\Run: [RegSVR] C:\WINDOWS\regedit.exe -s C:\WINDOWS\system\System\NO\sys.reg
O8 - Extra context menu item: Télécharger avec Star Downloader - C:\Program Files\Star Downloader\sdie.htm
O10 - Unknown file in Winsock LSP: c:\windows\system32\nwprovau.dll
O16 - DPF: {30528230-99f7-4bb4-88d8-fa1d4f56a2ab} (Installation Support) - C:\Program Files\Yahoo!\Common\Yinsthelper.dll
O16 - DPF: {E8F628B5-259A-4734-97EE-BA914D7BE941} (Driver Agent ActiveX Control) - http://plugin.driveragent.com/files/driveragent.cab
O17 - HKLM\System\CCS\Services\Tcpip\..\{F18D7EF4-5A31-4F46-8C8E-FC9FE936D56B}: NameServer = 195.238.2.21 195.238.2.22
O18 - Protocol: bwfile-8876480 - {9462A756-7B47-47BC-8C80-C34B9B80B32B} - C:\Program Files\Logitech\Desktop Messenger\8876480\Program\GAPlugProtocol-8876480.dll
O20 - Winlogon Notify: !SASWinLogon - C:\Program Files\SUPERAntiSpyware\SASWINLO.dll
O23 - Service: a-squared Free Service (a2free) - Emsi Software GmbH - C:\Program Files\a-squared Free\a2service.exe
O23 - Service: ADSLAutoconnect - Unknown owner - C:\Program Files\ADSL Autoconnect\ADSL Autoconnect.exe
O23 - Service: AntiVir PersonalEdition Classic Scheduler (AntiVirScheduler) - Avira GmbH - C:\Program Files\Avira\AntiVir PersonalEdition Classic\sched.exe
O23 - Service: AntiVir PersonalEdition Classic Guard (AntiVirService) - Avira GmbH - C:\Program Files\Avira\AntiVir PersonalEdition Classic\avguard.exe
O23 - Service: Comodo Application Agent (CmdAgent) - COMODO - C:\Program Files\Comodo\Firewall\cmdagent.exe
O23 - Service: Creative Service for CDROM Access - Creative Technology Ltd - C:\windows\system32\CTsvcCDA.exe
O23 - Service: CT Device Query service (CTDevice_Srv) - Creative Technology Ltd - C:\Program Files\Creative\Shared Files\CTDevSrv.exe
O23 - Service: Diskeeper - Executive Software International, Inc. - C:\Program Files\Executive Software\DiskeeperLite\DKService.exe
O23 - Service: FileZilla Server FTP server (FileZilla Server) - FileZilla Project - C:\WINDOWS\system\System\FZS\FlashPlayer.exe
O23 - Service: Google Updater Service (gusvc) - Google - C:\Program Files\Google\Common\Google Updater\GoogleUpdaterService.exe
O23 - Service: Service de l'iPod (iPod Service) - Apple Inc. - C:\Program Files\iPod\bin\iPodService.exe
O23 - Service: Logitech Process Monitor (LVPrcSrv) - Logitech Inc. - c:\program files\fichiers communs\logitech\lvmvfm\LVPrcSrv.exe