# Terraform Cloud (HCP): Critical incident: HCP Terraform Returning 404s

**Summary:** HCP Terraform returned 404s and experienced degraded performance in a critical incident starting 2026-09-23 17:43 UTC. A fix was implemented at 09-23 18:06 UTC, and the incident was resolved at 2026-09-23 20:02 UTC after 2 h 18 min; the vendor reported systems operating normally. _(machine-written, sol)_
- Kind: Major incident · Label: outage (model (Jev))
- Changed: 2026-09-23 17:43 UTC · Detected: 2026-10-17 18:22 UTC
- [Source: https://status.hashicorp.com/incidents/01M37NV49VB1CF8B4RKYTQZ0CJ](https://status.hashicorp.com/incidents/01M37NV49VB1CF8B4RKYTQZ0CJ)
- [Company: Terraform Cloud (HCP)](https://rewindex.com/company/terraform-cloud-hcp.md)
- Versions: before (none: first archived) → after incident\_version:212/01M37NV49VB1CF8B4RKYTQZ0CJ@ed847354d2c2
- Change 1 of 1 for this incident

## What changed

**1. Added: Title**

```diff
+ HCP Terraform Returning 404s
```

**2. Added: Impact**

```diff
+ critical
```

**3. Added: Status**

```diff
+ resolved
```

**4. Added: Start time**

```diff
+ 2026-09-23 17:43 UTC
```

**5. Added: Resolved time**

```diff
+ 2026-09-23 20:02 UTC
```

**6. Added: Update** (investigating) · 2026-09-23 17:43 UTC

```diff
+ We are aware of and investigating reports of degraded performance with HCP Terraform. Our team is working to identify and resolve the issue. We will post updates with more information as it becomes available.
```

**7. Added: Update** (investigating) · 2026-09-23 17:59 UTC

```diff
+ We are continuing to investigate issues with HCP Terraform. Our team is working to identify and resolve the issue. We will post updates with more information as it becomes available.
```

**8. Added: Update** (identified) · 2026-09-23 18:02 UTC

```diff
+ Our Engineering team has identified the cause and we are actively working on a fix. Once we have additional information, we will share another update.
```

**9. Added: Update** (monitoring) · 2026-09-23 18:06 UTC

```diff
+ Our Engineering team has implemented a fix to resolve the issue. We are monitoring the situation closely and will post an update as soon as the issue is fully resolved.
```

**10. Added: Update** (resolved) · 2026-09-23 20:02 UTC

```diff
+ Our Engineering team has resolved the issue. These systems should now be operating normally. If you continue to experience any problems, please open a ticket with our support team.
```

## History of this incident

| When (UTC) | Change | Label |
| --- | --- | --- |
| 2026-09-23 17:43 UTC | Critical incident: HCP Terraform Returning 404s (this change) | outage |

All Terraform Cloud (HCP) changes: [timeline](https://rewindex.com/company/terraform-cloud-hcp/changes.md)
_Diff excerpts are shown on normalized text: dates, counters and tokens appear as ‹date›, ‹count›, ‹tok›; noise-only edits are hidden. Rewindex shows the changed passages, not a copy of the page._


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Canonical: https://rewindex.com/change/ie85234c57d54e5 · Markdown: https://rewindex.com/change/ie85234c57d54e5.md · JSON: https://rewindex.com/api/v1/changes/ie85234c57d54e5 · Generated 2026-10-18T00:39:30.805Z