Hi,
I have a custom Cubecart v2 install.
The cart seems to operate fine until you go to checkout, where you then select what shipping you require, however at this point the shipping page appears for a second or so and then you get forwarded to a blank page.
nothing has changed to make this happen. I know this should be a quick fix for an experienced programmer.
site is [login to view URL]
many thanks for looking.