Error while installing Kernel JRE6u10 b10- unpacking rt.jar

Attached MSI, jinstall logs.

From MSI Log
Error 1722.There is a problem with this Windows Installer package. A program run as part of the setup did not finish as expected. Contact your support personnel or package vendor. Action rt, location: C:\Program Files\Java\jre6\lib\, command: "C:\Program Files\Java\jre6\lib\launcher.exe" "C:\Program Files\Java\jre6\bin\unpack200.exe" -r -v -l "" "C:\Program Files\Java\jre6\lib\rt.pack" "C:\Program Files\Java\jre6\lib\rt.jar"
=== Logging stopped: 1/25/2008 13:55:07 ===