# Smartsheet: Major incident: Attachments Disabled Message

**Summary:** Smartsheet reported a major incident affecting sheet attachment access and rendering of conditional formatting or filters, starting 2025-10-14 16:39 UTC and resolved at 2025-10-14 21:10 UTC (4 h 30 min). Customers could see “This action has been disabled”; Smartsheet attributed the issue to a recent code change and deployed a fix. _(machine-written, sol)_
- Kind: Major incident · Label: outage (model (Jev))
- Changed: 2025-10-14 16:39 UTC · Detected: 2026-10-17 18:22 UTC
- [Source: https://stspg.io/ddkknd8cyn5t](https://stspg.io/ddkknd8cyn5t)
- [Company: Smartsheet](https://rewindex.com/company/smartsheet.md)
- Versions: before (none: first archived) → after incident\_version:113/b19448q3xv07@85ee120861c3
- Change 1 of 1 for this incident

## What changed

**1. Added: Title**

```diff
+ Attachments Disabled Message
```

**2. Added: Impact**

```diff
+ major
```

**3. Added: Status**

```diff
+ postmortem
```

**4. Added: Start time**

```diff
+ 2025-10-14 16:39 UTC
```

**5. Added: Resolved time**

```diff
+ 2025-10-14 21:10 UTC
```

**6. Added: Affected components**

```diff
+ Attachments, Documents - Attachments
```

**7. Added: Update** (investigating) · 2025-10-14 16:39 UTC

```diff
+ We are investigating reports that customers are seeing the “This action has been disabled. Contact your System Admin for details.” message when attempting to access sheet attachments. We will update this status message as our investigation progresses.
```

**8. Added: Update** (monitoring) · 2025-10-14 17:10 UTC

```diff
+ A fix has been implemented and we are monitoring the results.
```

**9. Added: Update** (resolved) · 2025-10-14 21:10 UTC

```diff
+ This incident has been resolved.
```

**10. Added: Update** (postmortem) · 2025-10-28 17:43 UTC

```diff
+ Beginning at approximately 8:44 AM PDT on October 14, 2025, some customers began experiencing issues accessing attachments and rendering previously set conditional formatting or filters. Our engineering team identified that a recent code change was the cause of the issue and deployed a fix. The fix was fully deployed and service was restored for all customers at approximately 9:57 AM PDT. We are reviewing our deployment processes to help prevent similar incidents in the future.
```

## History of this incident

| When (UTC) | Change | Label |
| --- | --- | --- |
| 2025-10-14 16:39 UTC | Major incident: Attachments Disabled Message (this change) | outage |

All Smartsheet changes: [timeline](https://rewindex.com/company/smartsheet/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/i562f8639d86bf2 · Markdown: https://rewindex.com/change/i562f8639d86bf2.md · JSON: https://rewindex.com/api/v1/changes/i562f8639d86bf2 · Generated 2026-10-18T02:31:29.610Z