Complication with SEO Settings VM2

[rzrz]

Joomla  2.5.22
VM 2.6.6


Joomla SEO Settings
SEF : Yes
URL rewriting: Yes
Add Suffix: No
Unicode: No

VM SEO settings
SEO disable: Yes/No
SEO suffix: -detail
Translate strings: unchecked
Product & category: unchecked

Using the above settings, when:

VM SEO settings
SEO disable: Yes

The register link will not be working, it redirects to the user login page.

VM SEO settings
SEO disable: No

The register link is working, but the delete items from cart is not working.


Anybody care to share what's wrong with this?