PIT : Getting error while trying to launch the application using 1.4.2 and 1.5

Tested OS : All
Tested Build : PIT build 46

1. Install mustang PIT build 46
2. Clear cache
3. Make sure that the test machine does not have 1.4.2
4. Launch http://web-east.east/www/tests/1.6.0/6267969/test4.jnlp
Jre1.4.2 will be installed and the application will be launched
5. Make sure that the test machine does not have 1.5
6. Launch http://web-east.east/www/tests/1.6.0/6267969/test5.jnlp
Jre1.5.0 will be installed
but unable to launch the application and getting the following error:
"Unsigned application requesting unrestricted access to the system"

Note : If 1.4.2 is uninstalled, able to launch the application test5.jnlp using 1.5.0.

Image file attached.
After launching basic secured applications, javaws -viewer asks for user name/password

Tested OS : All
Tested Build : PIT build 46

Steps to reproduce :

1. Install mustang PIT build 46
2. Clear cache
3. Launch http://dispensable.east/BasicSecurity/cicerone/Cicerone.jnlp or http://dispensable.east/BasicSecurity/minesweeper/minesweeper.jnlp
4. Enter the user and password.
Application is launched.
5. Try to launch java cache viewer using javaws -viewer

Authentication dialog pops up asking for user name and password