Everything appears to be set up correctly, I can use the admin, send test emails and launch campaigns. But when I click the Unsubscribe link or the Open in Browser links in the sent emails, they open to blank pages, but the URLS appear to be correct:
Open in Browser Link: http://sendy.printsourcegroup.com/sendy/l/N8929k763kNTU9n0pQkgGxWp6Q/083F1e706QRAOv7nghx763cQ/MhovSZIjsjhql5zPwOWWwQ
Unsubscribe Link for my email address: http://sendy.printsourcegroup.com/sendy/l/N8929k763kNTU9n0pQkgGxWp6Q/TnAJWndP1WJqQjuvBsIx9A/MhovSZIjsjhql5zPwOWWwQ
We're currently on version 1.1.7.8.