When using Stripe in sandbox mode, it says processing and then the processing icon goes away and nothing happens. I asked on forum and another WPMUDEV member said the sandbox is not supporting recurring payments accounting to Stripe:
We’re thrilled to hear you had a great experience with . Would you like to leave a comment about your experience?
Thanks for voting on your experience with , we’d love to get some feedback please.
Ohh no! We’re really sorry to hear you didn’t have a pleasant experience with , we’re always looking at how we can improve and would appreciate you provide some further feedback here please.
it's great that you had a positive one. Based on your experience in this ticket would you please be kind enough to rate us externally on: