What's it say in the log?
It has hundreds of lines of text, if not thousands. Here are some of them, up to the most recent.
[04/09/09,11:59:26] Found entry HKLM,Software\Microsoft\Windows\CurrentVersion\Uninstall\{2BA00471-0328-3743-93BD-FA813353A783}, performing action now
[04/09/09,11:59:26] Deleting registry key 'Software\Microsoft\Windows\CurrentVersion\Uninstall\{2BA00471-0328-3743-93BD-FA813353A783}'
[04/09/09,11:59:26] Found entry HKLM,Software\Microsoft\Windows\CurrentVersion\Uninstall\{477F6F49-D17C-3D0D-9D14-ADCFBDA3DDF5}, performing action now
[04/09/09,11:59:26] Deleting registry key 'Software\Microsoft\Windows\CurrentVersion\Uninstall\{477F6F49-D17C-3D0D-9D14-ADCFBDA3DDF5}'
[04/09/09,11:59:26] Found entry HKLM,Software\Microsoft\Windows\CurrentVersion\Uninstall\{A3051CD0-2F64-3813-A88D-B8DCCDE8F8C7}, performing action now
[04/09/09,11:59:26] Deleting registry key 'Software\Microsoft\Windows\CurrentVersion\Uninstall\{A3051CD0-2F64-3813-A88D-B8DCCDE8F8C7}'
[04/09/09,11:59:26] Found entry HKLM,Software\Microsoft\Windows\CurrentVersion\Uninstall\Microsoft .NET Framework 3.0*, performing action now
[04/09/09,11:59:26] Deleting registry key 'Software\Microsoft\Windows\CurrentVersion\Uninstall\Microsoft .NET Framework 3.0*'
[04/09/09,11:59:26] Section [Registry - .NET Framework 3.0] - stop parsing entries
[04/09/09,11:59:26] Section [Registry - .NET Framework 3.5] - start parsing entries
[04/09/09,11:59:26] Found entry HKLM,Software\Microsoft\NET Framework Setup\NDP\v3.5, performing action now
[04/09/09,11:59:26] Deleting registry key 'Software\Microsoft\NET Framework Setup\NDP\v3.5'
[04/09/09,11:59:26] Found entry HKLM,Software\Microsoft\Windows\CurrentVersion\Uninstall\{352FF169-2BAE-30AC-AE48-D819D208C79C}, performing action now
[04/09/09,11:59:26] Deleting registry key 'Software\Microsoft\Windows\CurrentVersion\Uninstall\{352FF169-2BAE-30AC-AE48-D819D208C79C}'
[04/09/09,11:59:26] Found entry HKLM,Software\Microsoft\Windows\CurrentVersion\Uninstall\{8E7D9374-438A-3E7F-95A2-99B7D67838EB}, performing action now
[04/09/09,11:59:26] Deleting registry key 'Software\Microsoft\Windows\CurrentVersion\Uninstall\{8E7D9374-438A-3E7F-95A2-99B7D67838EB}'
[04/09/09,11:59:26] Found entry HKLM,Software\Microsoft\Windows\CurrentVersion\Uninstall\{B01BC52C-90DA-49EB-94D6-F48014104667}, performing action now
[04/09/09,11:59:26] Deleting registry key 'Software\Microsoft\Windows\CurrentVersion\Uninstall\{B01BC52C-90DA-49EB-94D6-F48014104667}'
[04/09/09,11:59:26] Found entry HKLM,Software\Microsoft\Windows\CurrentVersion\Uninstall\{EF2EDF1C-9418-3A80-8CBA-2C3C5E7FF3DB}, performing action now
[04/09/09,11:59:26] Deleting registry key 'Software\Microsoft\Windows\CurrentVersion\Uninstall\{EF2EDF1C-9418-3A80-8CBA-2C3C5E7FF3DB}'
[04/09/09,11:59:26] Found entry HKLM,Software\Microsoft\Windows\CurrentVersion\Uninstall\{CE2CDD62-0124-36CA-84D3-9F4DCF5C5BD9}, performing action now
[04/09/09,11:59:26] Deleting registry key 'Software\Microsoft\Windows\CurrentVersion\Uninstall\{CE2CDD62-0124-36CA-84D3-9F4DCF5C5BD9}'
[04/09/09,11:59:26] Found entry HKLM,Software\Microsoft\Windows\CurrentVersion\Uninstall\Microsoft .NET Framework 3.5*, performing action now
[04/09/09,11:59:26] Deleting registry key 'Software\Microsoft\Windows\CurrentVersion\Uninstall\Microsoft .NET Framework 3.5*'
[04/09/09,11:59:26] Section [Registry - .NET Framework 3.5] - stop parsing entries
[04/09/09,11:59:26] Not running action 'Registry - .NET Framework 2.0 (Wow6432Node)' for product '.NET Framework - All Versions (Tablet PC and Media Center)' because the OS condition does not match
[04/09/09,11:59:26] Not running action 'Registry - .NET Framework 3.0 (Wow6432Node)' for product '.NET Framework - All Versions (Tablet PC and Media Center)' because the OS condition does not match
[04/09/09,11:59:26] Not running action 'Registry - .NET Framework 3.5 (Wow6432Node)' for product '.NET Framework - All Versions (Tablet PC and Media Center)' because the OS condition does not match
[04/09/09,11:59:26] ****ERROR**** Cleanup failed for product .NET Framework - All Versions (Tablet PC and Media Center)
[04/09/09,11:59:48] Cleanup utility exiting with return value 100