After downloading updates it shows a error that can\'t install updates .
An error occurred while uninstalling session context was:(profile=epp.package.c
Refer this post: http://www.eclipse.org/forums/index.php/t/487240/. It helped in solving this problem for me.
Shown below for your convenience :
I had same issue with updating Kepler. W7 with admin.
How to solve:
Run eclipse Rename eclipse exe to eclipse.exe.back
Run updates
Updates executed successfully
Premysl Fiala