# upstream

HTTP status: 502

## What the API sends

```
{"error":"upstream"}
```

## When it happens

The platform that runs your apps did not accept the change, or answered something Astris did not expect.

## What to do

Read the status of the app or the resource, then send the request again.

## What your tools show

The Astris CLI and the Astris MCP show `The platform did not accept the change. Check status, then try again.`