What steps will reproduce the problem?
1.Install and activate WP e-Commerce
2.Install and activate https version 3.0.4
3. Attempt to go to products page
What is the expected output?
You get a blank white screen, not a 404 error.
The setup is
wpec 188.8.131.52, WordPress HTTPS 3.0.4 and WordPress 3.8.4
Others are reporting it on the getshopped forums e.g.