Cubase SL3 syncrosoft dongle

hello, I have Cubase SL3 and the syncrosoft USB dongle. I upgraded to windows 7 pro and the license did not transfer.
I have registered on “my Steinberg” and it recognized my USB key but i cant use the program.

Any help would be great

Thanks

Have you tried to install latest e-Licenser software?
http://www.elicenser.net/en/latest_downloads.html