Recently I attempted to upgrade my Undercroft account, but as soon as I clicked the "Agree and Continue" button I was returned to the homepage logged out. Also, no changes to my account have been made as well as no changes in my Paypal and bank accounts.

Just seems a bit strange.
"Logic is the beginning of wisdom, Valeris; not the end." --Leonard Nimoy as Captain Spock in The Undiscovered Country

"May the forces of evil become confused on the way to your house." --George Carlin, Playin' With Your Head

"[There is] no contradiction between saying 'evolution has no purpose' and 'organisms have purposes'; just different vocabularies for different levels of description." --Sean Carroll