404 not found Error when using cb login Module

I did a Joomla 1.6.1 clean install and then installed C.B.1.4. I have upgraded to Jommla 1.6.3 using a 3rd party Admin plugin. I am using firefox 4. I have the Following Plugins installed System - Admin Tools, System - Google Site Verification, System - Admin Forever apart from the standard Plugins that com with Joomla which I disabled as suggested by you in faq section to no avail. yes the cb login has been published and joomla's un published and is independent of Joomlas not Many Module installed as yet being a clean install. All Cb tools were run and showed green. Php Memory Limit 72m Appache time out Connection 40 Keep alive 1. yet I receive the Following error: "
Not Found

The requested URL /component/comprofiler/registers was not found on this server.

Additionally, a 404 Not Found error was encountered while trying to use an ErrorDocument to handle the request."
the url for my site is www.childartindia.org
Please advice

I'm no expert but do you Search Engine Friendly URLs turned on?

yes I will try disabling it and also do a fresh install in a new directory as suggested in help us help you of the faqs section.

Thanks disabling it did work