FULL PRODUCT VERSION :
ADDITIONAL OS VERSION INFORMATION :
Windows XP SP2
A DESCRIPTION OF THE PROBLEM :
Unable to install jre-6-windows-i586.xpi in Firefox from http://java.sun.com/update/1.6.0/jre-6-windows-i586.xpi . It is not possible to install it from the site or after downloading the xpi file locally and opening the file in firefox . Details related to the file is mentioned at http://java.sun.com/javase/6/docs/technotes/guides/deployment/deployment-guide/autodl-files.html
Problem appears to be a regression introduced in 6.0 .
On install a popup window stating "Firefox could not install the file at .... because: Signing could not be verified. -260"
This bug can be reproduced always.