windriver installation error

whenever i try to install windriver workbench i get the following error

!SESSION Sun Jun 28 06:34:34 GMT 2009 ------------------------------------------
!ENTRY org.eclipse.core.launcher 4 0 2009-06-28 06:34:34.130
!MESSAGE Exception launching the Eclipse Platform:
java.lang.RuntimeException: Could not find framework
at org.eclipse.core.launcher.Main.getBootPath(
at org.eclipse.core.launcher.Main.basicRun(
at org.eclipse.core.launcher.Main.main(

PS:i am using windows vista and my JVM is latest and i also installed latest JSE.
please help :frowning:

Make sure the java home directory is in your PATH environment variable.