# Space is in "Building" state forever with no build logs

**URL:** <https://discuss.huggingface.co/t/space-is-in-building-state-forever-with-no-build-logs/170594>\
**Category:** Spaces\
**Created:** [November 18, 2025, 9:45am UTC](https://discuss.huggingface.co/t/space-is-in-building-state-forever-with-no-build-logs/170594 "2025-11-18T09:45:08Z")\
**Posts on this page:** 1\
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**Author:** ![John6666](https://sea2.discourse-cdn.com/hellohellohello/user_avatar/discuss.huggingface.co/john6666/32/27664_2.png) [@John6666](https://discuss.huggingface.co/u/John6666)\
**Post date:** [November 18, 2025, 10:23am UTC](https://discuss.huggingface.co/t/space-is-in-building-state-forever-with-no-build-logs/170594/4 "2025-11-18T10:23:11Z")

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Unless it’s intentionally disabled, there are cases where we users can work around it ourselves. If you’re lucky, it might be fixed simply by changing the hardware or modifying the `sdk:` in `README.md` and reverting it.

* * *

Here are the concrete workarounds that people actually use when a Space is “forever Building” with no logs.

I’ll separate:

- A) How to get _this_ app running again
- B) How to update production safely in the future

* * *

## A) Getting your broken Space running again

From multiple similar reports, once a Space ends up permanently in “Building” / “Preparing” with **no logs** , there is usually no reliable “repair” from your side. The standard workaround is to move the code to a **new Space** and abandon that instance for deployments. ([Hugging Face Forums](https://discuss.huggingface.co/t/space-is-permanently-building/140495 "Space is permanently ”Building”"))

### 1. Create a new Space and push the same repo

This is the main workaround:

1. Create a new private Space, e.g. `Ark-kun/tangle-staging`

2. Locally:

3. Open `tangle-staging` in the UI and let it build.

In the forum threads, _the same code_ almost always builds fine in the new Space while the old one stays broken. ([Hugging Face Forums](https://discuss.huggingface.co/t/space-currently-stuck-on-building/167637 "Space currently stuck on building - Beginners"))

If `tangle-staging` builds and runs, you have confirmed:

- Your code and requirements are OK.
- The original `Ark-kun/tangle` instance is just “burned” (infra / metadata issue).

Then:

- Mark the old Space as **Private** and maybe rename it to `tangle-broken` to keep history but not deploy from it anymore. ([Hugging Face Forums](https://discuss.huggingface.co/t/space-is-permanently-building/140495 "Space is permanently ”Building”"))

### 2. If the new Space _also_ gets stuck

If a fresh Space with the same code is also stuck in Building with empty logs:

1. Create a _minimal_ hello-world Space (1-file Gradio or Streamlit).

2. If even that one is stuck in Building/Preparing with no logs:

* * *

## B) Safely updating production (so you don’t brick it)

Given the number of “Space is permanently Building” reports, the safest pattern is to _never push untested changes directly to your only production Space_.

Use a **staging + blue/green** approach:

### 1. Staging Space (always deploy here first)

1. Keep `Ark-kun/tangle` as current production (do not touch yet).

2. Use `Ark-kun/tangle-staging` as a staging Space:

3. Only once staging is healthy do you promote it to production.

### 2. Promotion options

You have two main options:

**Option A – Swap slugs (if you don’t care about the URL changing internally):**

- Rename current prod `Ark-kun/tangle` → `Ark-kun/tangle-old`.
- Rename `Ark-kun/tangle-staging` → `Ark-kun/tangle`.

**Option B – Blue/green (recommended if you front this with your own routing):**

- Have two production Spaces, e.g.:

- One is “live” at a time.

- Your clients (or a small proxy/frontend) point to whichever is live.

- Deployment flow:

This pattern is what HF community members now recommend because it completely avoids bricking your only prod instance when infra glitches hit. ([Hugging Face Forums](https://discuss.huggingface.co/t/space-currently-stuck-on-building/167637 "Space currently stuck on building - Beginners"))

* * *

## C) Minor “kicks” that _sometimes_ help (low priority)

These are low-risk experiments. They sometimes clear weird metadata/cache state, but success rate is much lower than “create a new Space”.

1. **Toggle hardware**

2. **Tiny README / SDK change**

These are optional; I would not rely on them for production.

* * *

## D) When to escalate to Hugging Face support

Contact HF (forum + `website@huggingface.co`) when:

- A brand-new minimal Space also stays in Building/Preparing with no logs, or
- Multiple Spaces on your account suddenly show the same behaviour, or
- You see messages like “Failed to load logs: Not Found” consistently, which community threads link to backend 404/registry issues. ([Hugging Face Forums](https://discuss.huggingface.co/t/space-wont-start-logs-not-found/54149 "Space won't start - logs not found"))

In your message, include:

- Username and relevant Space slugs (`Ark-kun/tangle`, `Ark-kun/tangle-staging`, etc.).

- Exact symptoms:

- Time window when it started.

- Whether a brand-new Space and a hello-world Space also fail or not.

Several users in these threads report that HF staff had to intervene manually when a particular Space was stuck in a permanent “Building” state or when an account-level flag was involved. ([Hugging Face Forums](https://discuss.huggingface.co/t/spaces-and-building-stuck-infra-side-issue-and-how-to-troubleshoot-further/54158 "Spaces and ”Building” stuck, infra side issue and how to ..."))

* * *

### Summary for your next steps

1. Create `Ark-kun/tangle-staging`.
2. Push the current commit there and confirm it builds.
3. If staging works → use it to update production (slug swap or blue/green).
4. If staging is also stuck → test a hello-world Space; if that fails too, contact HF before touching your current prod Space.

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_[View the full topic](https://discuss.huggingface.co/t/space-is-in-building-state-forever-with-no-build-logs/170594)._