Hi what VM registration plugin?
Yes the referrer token gets lost at the redirection.
Have you set the systemregistration option of AUP to Virtuemart?
- Need help? Post the URL of the related page (eventualy as confidential info), it will help solve your issue faster.
- An error, notice or warning? report the exact message including the line number
- If you get a white page , enable error reporting and / or check your server error logs.