# Salesforce: Critical incident: Service Disruption: Core Service

**Summary:** _summary pending_
- Kind: Major incident · Label: outage (model (Jev))
- Changed: 2026-03-16 15:53 UTC · Detected: 2026-10-18 05:12 UTC
- [Source: https://status.salesforce.com/incidents/20003823](https://status.salesforce.com/incidents/20003823)
- [Company: Salesforce](https://rewindex.com/company/salesforce.md)
- Versions: before (none: first archived) → after incident\_version:130/20003823@80f3d1fba476
- Change 1 of 1 for this incident

Incident page (full timeline): [Service Disruption: Core Service](https://rewindex.com/company/salesforce/incidents/20003823.md)
## What changed

**1. Added: Title**

```diff
+ Service Disruption: Core Service
```

**2. Added: Impact**

```diff
+ critical
```

**3. Added: Status**

```diff
+ resolved
```

**4. Added: Start time**

```diff
+ 2026-03-16 15:53 UTC
```

**5. Added: Resolved time**

```diff
+ 2026-03-17 06:34 UTC
```

**6. Added: Affected components**

```diff
+ 495 instances, Core Service
```

**7. Added: Update** (update) · 2026-03-17 08:26 UTC

```diff
+ At 15:53 UTC, on March 16, 2026,  we noted a service disruption causing a subset of customers to be unable to log into their environments when attempting to access their services.  Customers were out of impact at 06:34 UTC, on March 17, 2026, following the successful rollback of the change that was identified as the trigger for the disruption.  The original Trust Message posting for this issue can be found here: https://status.salesforce.com/incidents/20003819.   We will perform a full investigation of the incident, confirming the technical trigger, the underlying cause, and preventive action to avoid a repeat in the future.We apologize for how you and your business may have been affected by this incident.
```

## History of this incident

| When (UTC) | Change | Label |
| --- | --- | --- |
| 2026-03-16 15:53 UTC | Critical incident: Service Disruption: Core Service (this change) | outage |

All Salesforce changes: [timeline](https://rewindex.com/company/salesforce/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/id29ff7fa28f9e9 · Markdown: https://rewindex.com/change/id29ff7fa28f9e9.md · JSON: https://rewindex.com/api/v1/changes/id29ff7fa28f9e9 · Generated 2026-10-18T12:19:06.127Z