To reproduce:

1. Ensure there is no jre or jdk install, if they are already installed on the machine remove them at the control panel -> add / remove application
2. Obtain a copy of j2sdk or j2re-1_5_0-beta-windows-i586.exe
3. perform silent installation on the j2sdk or j2re bundles with the following command line at the windows command prompt:
j2sdk or j2re-1_5_0-beta-windows-i586.exe /s /v"/qn /L ./150_silent.log"

4. After the installation complete, read the log file 150_silent.log.
Action 15:47:06: RemoveODBC. Removing ODBC components
Action 15:47:06: RemoveFiles. Removing files
RemoveFiles: File: C:\Program Files\Java\j2re1.5.0\lib\javaws\, Directory:
RemoveFiles: File: C:\Program Files\Java\j2re1.5.0\lib\zi\Africa\, Directory:
RemoveFiles: File: C:\Program Files\Java\j2re1.5.0\lib\zi\America\Indiana\,Directory:

5. Instead of RemovedFiles, the above line should be InstallFiles