# Mezmo: Major incident: Web UI is temporarily unavailable

**Summary:** Mezmo reported a major Web UI outage affecting Livetail, Search, and Web App; log searches could return errors. It started at 2021-04-23 06:17 UTC and was resolved at 2021-04-23 06:45 UTC, lasting 27 min. Mezmo reported restoring log access and confirmed the Web UI was fully operational. _(machine-written, sol)_
- Kind: Major incident · Label: outage (model (Jev))
- Changed: 2021-04-23 06:17 UTC · Detected: 2026-10-17 18:22 UTC
- [Source: https://stspg.io/g1q1crzmk3kk](https://stspg.io/g1q1crzmk3kk)
- [Company: Mezmo](https://rewindex.com/company/mezmo.md)
- Versions: before (none: first archived) → after incident\_version:282/xxpn5rj9xky6@dcddbab0b71d
- Change 1 of 1 for this incident

## What changed

**1. Added: Title**

```diff
+ Web UI is temporarily unavailable
```

**2. Added: Impact**

```diff
+ major
```

**3. Added: Status**

```diff
+ resolved
```

**4. Added: Start time**

```diff
+ 2021-04-23 06:17 UTC
```

**5. Added: Resolved time**

```diff
+ 2021-04-23 06:45 UTC
```

**6. Added: Affected components**

```diff
+ Livetail, Search, Web App
```

**7. Added: Update** (investigating) · 2021-04-23 06:17 UTC

```diff
+ Searching logs may return errors, we are investigating the issue now.
```

**8. Added: Update** (identified) · 2021-04-23 06:32 UTC

```diff
+ We identified the cause and are taking remedial action.
```

**9. Added: Update** (monitoring) · 2021-04-23 06:35 UTC

```diff
+ We fixed the issue and the logs are accessible again. We are monitoring the environment.
```

**10. Added: Update** (resolved) · 2021-04-23 06:45 UTC

```diff
+ The issue is resolved, Web UI is fully operational.
```

## History of this incident

| When (UTC) | Change | Label |
| --- | --- | --- |
| 2021-04-23 06:17 UTC | Major incident: Web UI is temporarily unavailable (this change) | outage |

All Mezmo changes: [timeline](https://rewindex.com/company/mezmo/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/i632b77a88dcc4b · Markdown: https://rewindex.com/change/i632b77a88dcc4b.md · JSON: https://rewindex.com/api/v1/changes/i632b77a88dcc4b · Generated 2026-10-18T02:31:32.651Z