There was an error fetching your Snippet's preview session

[pbab19691]

What is the name of the domain?

tz00003.com

What is the error number?

There was an error fetching your Snippet’s preview session

What is the issue you’re encountering

Snippet

What steps have you taken to resolve the issue?

open Snippet : There was an error fetching your Snippet’s preview session.
deploy:API Request Failed: PUT /api/v4/zones/dab481ef53b561d163a3bc3c0554415c/snippets/api (503)

Screenshot of the error

[ms19]

Hi,

I’m experiencing exactly the same issue when trying to create a snippet.
The request to save the Snippet returns with status 503 and error

upstream connect error or disconnect/reset before headers. reset reason: connection termination