bytedance/deer-flow · error · HTTPException

Failed to stop {display_name} channel. Try again.

Error message

Failed to stop {display_name} channel. Try again.

What it means

Error "Failed to stop {display_name} channel. Try again." thrown in bytedance/deer-flow.

Source

Thrown at backend/app/gateway/routers/channel_connections.py:595

    provider_config = _provider_config(config, provider)
    if not provider_config.enabled:
        raise HTTPException(status_code=400, detail="Channel provider is not enabled")

    try:
        repo = _get_repository(request, config)
    except HTTPException as exc:
        if exc.status_code != 503:
            raise
        repo = None

    current_channels_config = await _get_channels_config(request)
    candidate_channels_config = dict(current_channels_config)
    candidate_channels_config.pop(provider, None)

    stopped = await _sync_runtime_channel_after_removal(provider, candidate_channels_config)
    if stopped is False:
        display_name = _PROVIDER_META[provider]["display_name"]
        raise HTTPException(status_code=400, detail=f"Failed to stop {display_name} channel. Try again.")

    # Revoke the DB connection rows before committing the store/cache so a repo
    # failure cannot leave the store and cache saying "disconnected" while the
    # DB still holds "connected" rows that a later re-configure would silently
    # reactivate.
    if repo is not None:
        await repo.disconnect_provider_connections(provider=provider)

    store = await _get_runtime_config_store(request)
    await asyncio.to_thread(store.set_provider_disconnected, provider)

    # Re-read the live cached config and drop only this provider so a concurrent
    # mutation for a different provider is not clobbered. No await may occur
    # between this read and the reassignment.
    live_channels_config = await _get_channels_config(request)
    live_channels_config.pop(provider, None)
    request.app.state.channels_config = live_channels_config

View on GitHub (pinned to 1dd6ba1acb)

Solutions

1. Retry stopping the channel; transient network or provider errors can cause a failed stop.
2. Check the Gateway logs for the underlying stop error and fix the reported cause, then try again.

When it happens

Trigger: Thrown at backend/app/gateway/routers/channel_connections.py:595 when the library encounters an invalid state.

Common situations: See trigger scenarios.

AI-assisted analysis of bytedance/deer-flow@1dd6ba1acb (2026-08-14). Data as JSON: /api/errors/35a7610fcbcdefde. Report an issue: GitHub.