> ## Documentation Index
> Fetch the complete documentation index at: https://docs.svrnos.com/llms.txt
> Use this file to discover all available pages before exploring further.

# GER-404 · Governance Rule Not Found

> No matching rule found in active ruleset for this harm category. The lookup returned empty.

export const Badge = ({children, tone = "default", title}) => {
  const tones = {
    default: "bg-neutral-100 text-neutral-700",
    green: "bg-green-100 text-green-900",
    amber: "bg-amber-100 text-amber-900",
    blue: "bg-blue-50 text-blue-900",
    gray: "bg-neutral-50 text-neutral-600"
  };
  return <span className={`inline-flex items-center px-2 py-0.5 text-xs font-mono uppercase tracking-wider rounded ${tones[tone] ?? tones.default}`} title={title}>
      {children}
    </span>;
};

<div className="flex flex-wrap gap-2 mb-8 mt-2">
  <Badge tone="green">Documented</Badge> <Badge>Tier 4xx</Badge> <Badge>Layer L7</Badge> <Badge tone="gray">Added v0.1</Badge>
</div>

*Operator / Platform Errors*

## Definition

No matching rule found in active ruleset for this harm category. The lookup returned empty.

## Distinct from

* [**GER-307**](/ger/codes/307) — No rule in the active ruleset for this harm → this code. Rule exists but is never invoked at decision time → GER-307.
* [**GER-400**](/ger/codes/400) — Lookup returned empty → this code. Rule found but malformed → GER-400.

## Case study

SVRNOS has published a long-form case study on this code: [**ger 404 replika**](https://svrnos.com/insights/ger-404-replika).

## Tags

`companion-ai` · `violence`

### Cite

```
SVRNOS. (2026). GER-404: Governance Rule Not Found. Governance Error Register. https://docs.svrnos.com/ger/codes/404
```