Last 350 lines of the log:
16.04.2009 11:28:31.000 1239895711 system Computer DnsName: your-4f1261a8e5
16.04.2009 11:28:31.000 1239895711 system Computer Ip Addr: 98.166.104.12
16.04.2009 11:28:31.000 1239895711 system Installed in: C:\Program Files\Alwil Software\Avast4 (115328M free)
16.04.2009 11:28:31.000 1239895711 internet SYNCER: Type: use IE settings
16.04.2009 11:28:31.000 1239895711 internet SYNCER: Auth: another authentication, use WinInet
16.04.2009 11:28:31.000 1239895711 package Part prg_av_pro-537 is installed
16.04.2009 11:28:31.000 1239895711 package Part vps-9041500 is installed
16.04.2009 11:28:31.000 1239895711 package Part news-4f is installed
16.04.2009 11:28:31.000 1239895711 package Part setup_av_pro-537 is installed
16.04.2009 11:28:31.000 1239895711 package Part jrog-ca is installed
16.04.2009 11:28:31.000 1239895711 general Old version: 537 (1335)
16.04.2009 11:28:31.000 1239895711 general GUID: 446a1fcd-ec75-4264-a2cf-5f6105f9dc63
16.04.2009 11:28:32.000 1239895712 general Server definition(s) loaded for 'main': 266 (maintenance:0)
16.04.2009 11:28:32.000 1239895712 general SelectCurrent: selected server 'Download712 AVAST Server' from 'main'
16.04.2009 11:28:32.000 1239895712 internet SYNCER: Type: use IE settings
16.04.2009 11:28:32.000 1239895712 internet SYNCER: Auth: another authentication, use WinInet
16.04.2009 11:28:32.000 1239895712 internet SYNCER: Agent=Syncer/4.80 (av_pro-1335;f)
16.04.2009 11:28:38.000 1239895718 internet Used server:
http://download712.avast.com/iavs4x16.04.2009 11:28:39.000 1239895719 general Server definition(s) loaded for 'main': 266 (maintenance:0)
16.04.2009 11:28:39.000 1239895719 general SelectCurrent: selected server 'Download963 AVAST Server' from 'main'
16.04.2009 11:28:39.000 1239895719 internet SYNCER: Type: use IE settings
16.04.2009 11:28:39.000 1239895719 internet SYNCER: Auth: another authentication, use WinInet
16.04.2009 11:28:39.000 1239895719 internet Used server:
http://download963.avast.com/iavs4x16.04.2009 11:28:39.000 1239895719 package LoadProductVpu: C:\Program Files\Alwil Software\Avast4\Setup\prod-av_pro.vpu
16.04.2009 11:28:39.000 1239895719 package ERROR: Unable to verify prod-av_pro.vpu, error 0x2000000B
16.04.2009 11:28:39.000 1239895719 package LoadAllDefs failed 0x20000011
16.04.2009 11:28:39.000 1239895719 general Err:The package is broken.
16.04.2009 11:28:40.000 1239895720 package Transferred: files 2, bytes 20, time 5891 ms
16.04.2009 11:28:40.000 1239895720 package Retries: total 0, files 0, servers 2
16.04.2009 11:28:40.000 1239895720 internet Sending stats '
http://download963.avast.com/cgi-bin/iavs4stats.cgi': 00000000 204
16.04.2009 11:28:40.000 1239895720 file NeedReboot=false
16.04.2009 11:28:40.000 1239895720 general Return code: 0x20000011 [The package is broken.]
16.04.2009 11:28:40.000 1239895720 general Stopped: 16.04.2009, 11:28:40
16.04.2009 11:42:22.000 1239896542 general Started: 16.04.2009, 11:42:22
16.04.2009 11:42:22.000 1239896542 general Running setup_av_pro-537 (1335)
16.04.2009 11:42:22.000 1239896542 system Operating system: WindowsXP ver 5.1, build 2600, sp 3.0 [Service Pack 3]
16.04.2009 11:42:22.000 1239896542 system Memory: 64% load. Phys:368876/1047024K free, Page:1058264/1733256K free, Virt:2069012/2097024K free
16.04.2009 11:42:22.000 1239896542 system Computer WinName: YOUR-4F1261A8E5
16.04.2009 11:42:22.000 1239896542 system Windows Net User: YOUR-4F1261A8E5\HP_Owner
16.04.2009 11:42:22.000 1239896542 general Cmdline: /uninstwiz
16.04.2009 11:42:22.000 1239896542 general Old version: 537 (1335)
16.04.2009 11:42:22.000 1239896542 registry Deleted registry: Software\Alwil Software\Avast\4.0\UpdateReady
16.04.2009 11:42:22.000 1239896542 system Using temp: C:\DOCUME~1\HP_Owner\LOCALS~1\Temp\_av_proI.tm~a02852 (115301M free)
16.04.2009 11:42:22.000 1239896542 general SGW32P::CheckIfInstalled set m_bAlreadyInstalled to 1
16.04.2009 11:42:22.000 1239896542 general DldSrc set to inet
16.04.2009 11:42:22.000 1239896542 internet SYNCER: Agent=Syncer/4.80 (av_pro-1335;p)
16.04.2009 11:42:22.000 1239896542 system Computer DnsName: your-4f1261a8e5
16.04.2009 11:42:22.000 1239896542 system Computer Ip Addr: 98.166.104.12
16.04.2009 11:42:22.000 1239896542 system Installed in: C:\Program Files\Alwil Software\Avast4 (115301M free)
16.04.2009 11:42:22.000 1239896542 internet SYNCER: Type: use IE settings
16.04.2009 11:42:22.000 1239896542 internet SYNCER: Auth: another authentication, use WinInet
16.04.2009 11:42:22.000 1239896542 package Part prg_av_pro-537 is installed
16.04.2009 11:42:22.000 1239896542 package Part vps-9041500 is installed
16.04.2009 11:42:22.000 1239896542 package Part news-4f is installed
16.04.2009 11:42:22.000 1239896542 package Part setup_av_pro-537 is installed
16.04.2009 11:42:22.000 1239896542 package Part jrog-ca is installed
16.04.2009 11:42:22.000 1239896542 general Old version: 537 (1335)
16.04.2009 11:42:24.000 1239896544 file SetExistingFilesBitmap: 1055->155->155
16.04.2009 11:42:24.000 1239896544 general GUID: 446a1fcd-ec75-4264-a2cf-5f6105f9dc63
16.04.2009 11:42:25.000 1239896545 general Server definition(s) loaded for 'main': 266 (maintenance:0)
16.04.2009 11:42:25.000 1239896545 general SelectCurrent: selected server 'Download621 AVAST Server' from 'main'
16.04.2009 11:42:25.000 1239896545 internet SYNCER: Type: use IE settings
16.04.2009 11:42:25.000 1239896545 internet SYNCER: Auth: another authentication, use WinInet
16.04.2009 11:42:29.000 1239896549 general Operation set to INST_OP_REPAIR
16.04.2009 11:42:29.000 1239896549 general Entering:UpdateInstallPackages
16.04.2009 11:42:29.000 1239896549 package LoadProductVpu: C:\Program Files\Alwil Software\Avast4\Setup\prod-av_pro.vpu
16.04.2009 11:42:29.000 1239896549 package ERROR: Unable to verify prod-av_pro.vpu, error 0x2000000B
16.04.2009 11:42:29.000 1239896549 package Error processing packages. 0x20000011
16.04.2009 11:42:32.000 1239896552 package Transferred: files 0, bytes 0, time 0 ms
16.04.2009 11:42:32.000 1239896552 package Retries: total 0, files 0, servers 1
16.04.2009 11:42:32.000 1239896552 file NeedReboot=false
16.04.2009 11:42:32.000 1239896552 general Return code: 0x20000011 [The package is broken.]
16.04.2009 11:42:32.000 1239896552 general Stopped: 16.04.2009, 11:42:32
16.04.2009 11:42:34.000 1239896554 general Started: 16.04.2009, 11:42:34
16.04.2009 11:42:34.000 1239896554 general Running setup_av_pro-537 (1335)
16.04.2009 11:42:34.000 1239896554 system Operating system: WindowsXP ver 5.1, build 2600, sp 3.0 [Service Pack 3]
16.04.2009 11:42:34.000 1239896554 system Memory: 65% load. Phys:364988/1047024K free, Page:1057088/1733256K free, Virt:2067988/2097024K free
16.04.2009 11:42:34.000 1239896554 system Computer WinName: YOUR-4F1261A8E5
16.04.2009 11:42:34.000 1239896554 system Windows Net User: YOUR-4F1261A8E5\HP_Owner
16.04.2009 11:42:34.000 1239896554 general Cmdline: /uninstwiz
16.04.2009 11:42:34.000 1239896554 general Old version: 537 (1335)
16.04.2009 11:42:34.000 1239896554 registry Deleted registry: Software\Alwil Software\Avast\4.0\UpdateReady
16.04.2009 11:42:34.000 1239896554 system Using temp: C:\DOCUME~1\HP_Owner\LOCALS~1\Temp\_av_proI.tm~a03492 (115301M free)
16.04.2009 11:42:34.000 1239896554 general SGW32P::CheckIfInstalled set m_bAlreadyInstalled to 1
16.04.2009 11:42:34.000 1239896554 general DldSrc set to inet
16.04.2009 11:42:34.000 1239896554 internet SYNCER: Agent=Syncer/4.80 (av_pro-1335;p)
16.04.2009 11:42:34.000 1239896554 system Computer DnsName: your-4f1261a8e5
16.04.2009 11:42:34.000 1239896554 system Computer Ip Addr: 98.166.104.12
16.04.2009 11:42:34.000 1239896554 system Installed in: C:\Program Files\Alwil Software\Avast4 (115301M free)
16.04.2009 11:42:34.000 1239896554 internet SYNCER: Type: use IE settings
16.04.2009 11:42:34.000 1239896554 internet SYNCER: Auth: another authentication, use WinInet
16.04.2009 11:42:34.000 1239896554 package Part prg_av_pro-537 is installed
16.04.2009 11:42:34.000 1239896554 package Part vps-9041500 is installed
16.04.2009 11:42:34.000 1239896554 package Part news-4f is installed
16.04.2009 11:42:34.000 1239896554 package Part setup_av_pro-537 is installed
16.04.2009 11:42:34.000 1239896554 package Part jrog-ca is installed
16.04.2009 11:42:34.000 1239896554 general Old version: 537 (1335)
16.04.2009 11:42:35.000 1239896555 file SetExistingFilesBitmap: 1055->155->155
16.04.2009 11:42:35.000 1239896555 general GUID: 446a1fcd-ec75-4264-a2cf-5f6105f9dc63
16.04.2009 11:42:36.000 1239896556 general Server definition(s) loaded for 'main': 266 (maintenance:0)
16.04.2009 11:42:36.000 1239896556 general SelectCurrent: selected server 'Download644 AVAST Server' from 'main'
16.04.2009 11:42:36.000 1239896556 internet SYNCER: Type: use IE settings
16.04.2009 11:42:36.000 1239896556 internet SYNCER: Auth: another authentication, use WinInet
16.04.2009 11:42:38.000 1239896558 general Operation set to INST_OP_REPAIR
16.04.2009 11:42:38.000 1239896558 general Entering:UpdateInstallPackages
16.04.2009 11:42:38.000 1239896558 package LoadProductVpu: C:\Program Files\Alwil Software\Avast4\Setup\prod-av_pro.vpu
16.04.2009 11:42:38.000 1239896558 package ERROR: Unable to verify prod-av_pro.vpu, error 0x2000000B
16.04.2009 11:42:38.000 1239896558 package Error processing packages. 0x20000011
16.04.2009 11:42:40.000 1239896560 package Transferred: files 0, bytes 0, time 0 ms
16.04.2009 11:42:40.000 1239896560 package Retries: total 0, files 0, servers 1
16.04.2009 11:42:40.000 1239896560 file NeedReboot=false
16.04.2009 11:42:40.000 1239896560 general Return code: 0x20000011 [The package is broken.]
16.04.2009 11:42:40.000 1239896560 general Stopped: 16.04.2009, 11:42:40