Additional: the notification email gave me a link to "Technical details about your purchase", and I added the software source linked prior to attempting installation.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/997402 Title: Buying software is impossible To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/software-center/+bug/997402/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs