Rapport has never previously worked on a Mac. How to uninstall Rapport, by Trusteer:
http://www.trusteer.com/uninstalling-rapport-mac-os
However, Trusteer recently posted this in another thread:
We would like to recommend you to download Rapport's updated version, as we suspect the problems you were experiencing have already been resolved.
You can download the latest version here:
http://download.trusteer.com/Gcur4Wtnu/leopard/Rapport.dmg
Please restart your browser after the installation completes and let us know if the problem persists.
If the problem persists, we would be very interested in fixing it.
Please note that we offer 24/7 free technical assistance.
Should you need additional assistance, feel free to contact us by submitting the following form: http://www.trusteer.com/support/submit-ticket
We also have helpful information available in our FAQ: http://www.trusteer.com/support/faq