> For the complete documentation index, see [llms.txt](https://validators.spicenet.io/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://validators.spicenet.io/troubleshooting/9.1-common-issues-and-solutions/1.-node-wont-start/celestia-node-not-running.md).

# Celestia Node Not Running

**Error: "Failed to connect to DA layer"**

**Solution:**

1. Check if Celestia node is running:

```bash
docker ps | grep celestia
```

2. If not running, start it:

```bash
make start
```

3. Verify Celestia node is synced:

{% code overflow="wrap" %}

```bash
docker exec -it celestia-node celestia bridge --node.store /home/celestia/bridge state
```

{% endcode %}