Zero Trust is stuck in “CONNECTING”, what should I do?

What is the name of the domain?

example.com

What is the error message?

there is no error message

What is the issue you’re encountering

Zero Trust continues displaying “connecting”

What steps have you taken to resolve the issue?

reset keys

More info:
Status: Unable to connect
Error reason: Happy Eyeballs MITM Failure
Error code: CF_HAPPY_EYEBALLS_MITM_FAILURE
Error description: Unable to establish WARP connection. Confirm if this device’s firewall allows WARP Ingress and/or UDP traffic.
Learn more: Client errors · Cloudflare Zero Trust docs

Please take a look at this topic:

If you’re in China, GFW is probably blocking your traffic. CF can’t do anything about that.
If you’re somewhere else, you should contact CF support.