Internal server error: User verification was required, but user could not be verifie

[illustratordavid]

I'm on the Authentication step. I have worked through the tutorial and had the error below after clicking Sign Up and creating the passkey. I have tried copying the relevant code from the end--of-4 page, but still the error appears.

[vite] Internal server error: User verification was required, but user could not be verified
      at async ProxyServer.fetch (file:///Users/**removed**/Dev/djredwood/node_modules/@cloudflare/vite-plugin/node_modules/miniflare/src/workers/core/proxy.worker.ts:173:11)