Shopping cart disappearing ant can’t buy membership

First off, my shopping cart disappears after I put membership in it and then once I get in it through going back to membership page then I try to check out it says I need to be logged in to buy it. But I am already logged in. Can I get and help?

Thanks for letting us know! This is a bug, and I’d be happy to help you fix this if you submit a support ticket: https://demiplane.zendesk.com/hc/en-us/requests/new