# Smartsheet change history Filter: kind=all. Query: `?kind=notable|all|pages|pricing|trust|legal|incident|incident_edit|incident_deleted|incident_update&history=&page=N`. Company profile: [Smartsheet](https://rewindex.com/company/smartsheet.md) ## Changes by kind | Kind | Changes | Notable | Latest (UTC) | | --- | --- | --- | --- | | Major incident | 28 | 28 | 2026-09-21 22:21 UTC | ## Timeline | When (UTC) | Kind | Change | Label | Summary | | --- | --- | --- | --- | --- | | 2026-09-21 22:21 UTC | Major incident | [Major incident: Investigating blank page or error on Smartsheet Login](https://rewindex.com/change/i42d4856c874aa6.md) | outage | Smartsheet’s major login incident caused intermittent blank pages or “upstream request timeout” errors, affecting Australia, Europe and the United States. It started at 2026-09-21 22:21 UTC and was resolved at 2026-09-22 03:43 UTC, lasting 5 h 21 min. Smartsheet attributed the issue to scheduled security maintenance on egress firewalls and confirmed login functionality was fully restored. | | 2026-09-16 10:36 UTC | Major incident | [Major incident: Salesforce connector is experiencing intermittent issues](https://rewindex.com/change/i7843cbff5386ac.md) | degradation | Smartsheet reported a major degradation affecting the Salesforce Connector and support case creation in the Customer Support Portal from 2026-09-16 10:36 UTC to 2026-09-16 21:02 UTC, lasting 10 h 26 min. The vendor attributed intermittent errors to an upstream CRM provider outage affecting instance stability and API availability across multiple regions; both services were fully restored. | | 2026-09-11 20:20 UTC | Major incident | [Major incident: Smartsheet and Smartsheet Login Unavailable for Smartsheet US](https://rewindex.com/change/iff9eb3c94eb10b.md) | outage | Smartsheet reported a major US outage affecting login and application access, starting 2026-09-11 20:20 UTC and resolved at 2026-09-11 23:29 UTC (3 h 9 min). EU and AU were unaffected; the postmortem attributed the outage to a routine internal configuration change, which was corrected. | | 2026-08-27 13:33 UTC | Major incident | [Critical incident: Unexpected HTTP response code affecting login, sheet access, Control Center, Dynamic View and other premium apps](https://rewindex.com/change/ifa80912639a473.md) | outage | Smartsheet reported a critical outage affecting login, sheet access, Control Center, Dynamic View and other premium apps, disrupting access to customer work. It started at 2026-08-27 13:33 UTC and resolved at 2026-08-27 15:53 UTC, lasting 2 h 19 min; a fix was implemented at 08-27 13:52 UTC. | | 2026-08-26 13:28 UTC | Major incident | [Critical incident: Sheets in Smartsheet US are failing to load](https://rewindex.com/change/i4567ef387142f3.md) | outage | Smartsheet reported a critical US incident affecting sheet loading, Reports, Dashboards, and premium apps including Dynamic View, WorkApps, Resource Management, and Control Center. It started at 2026-08-26 13:28 UTC and resolved at 2026-08-26 18:23 UTC, lasting 4 h 55 min. Smartsheet implemented a fix and monitored recovery. | | 2026-08-11 19:51 UTC | Major incident | [Critical incident: Sheets, Reports, and Workflow Services Are Impacted](https://rewindex.com/change/i1bf022ebec6253.md) | outage | Smartsheet reported a critical outage from 2026-08-11 19:51 UTC to 2026-08-11 23:20 UTC (3 h 28 min), causing Sheets and Reports loading timeouts/failures and automation failures that disabled some workflows. Smartsheet attributed it to a database query-routing issue sending certain reads to primary write servers; a mitigation was applied before resolution. | | 2026-07-30 14:54 UTC | Major incident | [Major incident: Smartsheet Slowness and Timeout Errors](https://rewindex.com/change/ie2fa9a6267f5f8.md) | degradation | Smartsheet reported major slowness and timeouts affecting sheets, premium apps, connectors, and API from 2026-07-30 14:54 UTC to 2026-07-30 17:41 UTC (2 h 47 min). Its postmortem separately described customer impact between approximately 11:00 and 15:57 UTC, attributing failures to a backend service under heavy CPU load during morning traffic ramp-up. | | 2026-07-15 09:23 UTC | Major incident | [Major incident: Smartsheet US is not loading](https://rewindex.com/change/i24077e957c5970.md) | outage | Smartsheet US had a major outage from 2026-07-15 09:23 UTC to 2026-07-15 09:55 UTC (32 min), causing incomplete loading during login or item access. Smartsheet attributed authorization-check errors to a routine system update temporarily directing some requests to unavailable infrastructure; a fix was implemented and the incident resolved. | | 2026-06-10 22:21 UTC | Major incident | [Major incident: Smartsheet add-ons for Google is not working](https://rewindex.com/change/ic569b3d037cc62.md) | outage | Smartsheet reported a major outage of Smartsheet and Brandfolder add-ons for Google Docs, Sheets, and Slides from 2026-06-10 22:21 UTC to 2026-06-11 11:02 UTC, lasting 12 h 41 min. The postmortem says Google’s removal of an older runtime broke Smartsheet Merge for all ~234,000 users; code and deployment updates resolved it, with no customer data lost. | | 2026-04-13 16:33 UTC | Major incident | [Major incident: Failures during Form Submissions](https://rewindex.com/change/i5fc080b26e491d.md) | outage | Smartsheet reported a major incident affecting CAPTCHA-enabled Forms: some users could not submit forms because of a problem with its reCAPTCHA verification endpoint. The incident started at 2026-04-13 16:33 UTC and was resolved at 2026-04-13 20:46 UTC, lasting 4 h 13 min; all form submissions are operating normally. | | 2026-03-24 15:16 UTC | Major incident | [Major incident: User & Group Management](https://rewindex.com/change/i0523002a15f813.md) | outage | Smartsheet reported a major outage causing blank results or infinite loading on Admin Center User & Group Management pages. The recorded incident ran from 2026-03-24 15:16 UTC to 2026-03-24 18:30 UTC (3 h 13 min); the postmortem cited a shared-interface loading-indicator update as the cause. A fix restored stability; browser refresh or cache clearing might be necessary. | | 2026-03-03 17:16 UTC | Major incident | [Major incident: Form Submissions issue](https://rewindex.com/change/if442c149040c4f.md) | outage | Smartsheet reported a major outage affecting form submissions reaching sheets and some API requests, starting 2026-03-03 17:16 UTC and resolved 2026-03-04 23:42 UTC (30 h 25 min). The vendor cited a code regression, rolled back deployment, and scaled queues; customers were told not to resubmit failed forms because manual replay was planned. | | 2026-02-27 21:55 UTC | Major incident | [Major incident: Brandfolder Monthly Reports Delayed](https://rewindex.com/change/i4ef7c56fe1ea5b.md) | degradation | Brandfolder’s major reporting degradation caused stale or missing Insights dashboard data, subscription page metrics, and Insights Data Connector data; February reports were paused. The incident ran from 2026-02-27 21:55 UTC to 2026-03-24 17:57 UTC (24 days 20 h). Smartsheet attributed it to an out-of-sync database-to-analytics replication pipeline and reported implementing a fix. | | 2026-02-22 12:17 UTC | Major incident | [Critical incident: PROD-AU home not loading](https://rewindex.com/change/i5024fe6ec37686.md) | outage | Smartsheet’s critical PROD-AU outage made the Australia-region web app inaccessible after login, from 2026-02-22 12:17 UTC to 2026-02-22 14:45 UTC (2 h 27 min). The postmortem attributed it to an incorrect session-cookie validation configuration deployed to address performance; mitigation used a feature flag to reroute traffic. | | 2026-02-17 16:08 UTC | Major incident | [Major incident: Resource Management Advanced reports failing to create and refresh.](https://rewindex.com/change/ic962ceef753153.md) | outage | Smartsheet reported a major outage preventing Resource Management Advanced reports from being created or refreshed in the US Production environment, from 2026-02-17 16:08 UTC to 2026-02-17 18:55 UTC (2 h 46 min). A failure linking Resource Management Workflows to the main Data Shuttle engine caused the disruption; rolling back the most recent Data Shuttle deployment restored service. | | 2026-01-18 05:09 UTC | Major incident | [Major incident: Errors Accessing Smartsheet](https://rewindex.com/change/ibaa2a4b8e270e1.md) | outage | Smartsheet reported a major outage affecting application access, loading and asset changes, including Sheets, Reports, Dashboards and login. The incident started at 2026-01-18 05:09 UTC and was resolved at 2026-01-18 05:36 UTC, with a computed duration of 26 min. Smartsheet said infrastructure changes led to gradual recovery; no cause was stated. | | 2025-12-04 18:55 UTC | Major incident | [Major incident: Document Generation Request Delays](https://rewindex.com/change/i5bc97fa16aaffc.md) | degradation | Smartsheet reported major Document Generation delays affecting automations and manual requests to download documents or attach them to rows. The incident ran from 2025-12-04 18:55 UTC to 2025-12-04 21:26 UTC (2 h 31 min). Smartsheet attributed delays to increased back-end service load following a recent code change, implemented a fix, and confirmed full restoration. | | 2025-10-29 16:56 UTC | Major incident | [Major incident: Investigating errors using Login with Microsoft](https://rewindex.com/change/i7c1632ae5b3f70.md) | outage | Smartsheet reported a major incident affecting Login with Microsoft and Single Sign On ( Company Credentials ), starting 2025-10-29 16:56 UTC and resolved 2025-10-30 01:24 UTC, lasting 8 h 28 min. Customers experienced authentication errors attributed to an Azure incident and a third-party authentication provider; a fix was implemented before resolution. | | 2025-10-27 12:51 UTC | Major incident | [Major incident: Brandfolder: SendGrid notifications not processing "Your account was frozen due to unpaid invoices"](https://rewindex.com/change/i8b3d4668292f6d.md) | degradation | Brandfolder reported a major incident affecting SendGrid invitations and notifications; customers could also see “Your account was frozen due to unpaid invoices.” The incident ran from 2025-10-27 12:51 UTC to 2025-10-27 14:56 UTC (2 h 5 min). Smartsheet attributed email delays to a third-party email processing disruption and reported implementing a fix. | | 2025-10-14 16:39 UTC | Major incident | [Major incident: Attachments Disabled Message](https://rewindex.com/change/i562f8639d86bf2.md) | outage | 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. | | 2025-08-27 13:43 UTC | Major incident | [Major incident: Data Shuttle](https://rewindex.com/change/ifb98587fdbdaef.md) | degradation | Smartsheet reported a major Data Shuttle degradation: some customers experienced slow loading and UI unresponsiveness. The incident started at 2025-08-27 13:43 UTC and was resolved at 2025-08-27 17:44 UTC, with a recorded duration of 4 h 0 min. A fix was implemented at 08-27 14:47 UTC. | | 2025-08-26 00:34 UTC | Major incident | [Critical incident: Smartsheet App Unavailable](https://rewindex.com/change/i4ca7073eb5406d.md) | outage | Smartsheet reported a critical outage affecting application loading, login, Sheets, Reports, Forms and Dashboards from 2025-08-26 00:34 UTC to 2025-08-26 03:01 UTC (2 h 26 min). The vendor’s postmortem attributed unavailability to an internal service deployment and said a rollback restored service, but described a different incident date. | | 2025-07-16 00:27 UTC | Major incident | [Major incident: Investigating: Smartsheet Inaccessible](https://rewindex.com/change/ib7b2754f5c0b07.md) | outage | Smartsheet reported a major outage preventing some customers from accessing and navigating the application, starting 2025-07-16 00:27 UTC and resolved at 2025-07-16 02:45 UTC (2 h 17 min). Increased traffic to a core service overwhelmed another critical internal service; Smartsheet adjusted traffic and scaled affected services. | | 2025-07-07 01:25 UTC | Major incident | [Major incident: 503 Errors on File Upload](https://rewindex.com/change/i21d44c4f3cf196.md) | outage | Smartsheet reported a major Brandfolder Asset Upload incident with 503 errors and degraded uploads, starting 2025-07-07 01:25 UTC and resolved at 2025-07-07 04:29 UTC (3 h 4 min). A primary file upload service failure prompted redirection to a backup, with temporary UI changes and some cloud uploading options unavailable during mitigation. | | 2025-06-17 10:19 UTC | Major incident | [Major incident: Admin Center page is not reachable](https://rewindex.com/change/i4e1ba3fdf4d5df.md) | outage | Smartsheet reported a major outage preventing some users from loading Admin Center, starting 2025-06-17 10:19 UTC and resolved 2025-06-17 15:58 UTC, lasting 5 h 39 min. The vendor attributed the disruption to an unexpected failure in a recent deployment; service was restored by addressing the failure and restarting and successfully completing the deployment. | | 2025-06-12 18:54 UTC | Major incident | [Major incident: Google Cloud Service Incident affecting Smartsheet Functionality](https://rewindex.com/change/ia7a0ade5103ca6.md) | outage | Smartsheet reported a major outage affecting Brandfolder and File Library file operations, reCAPTCHA login, and Google Drive uploads. It started at 2025-06-12 18:54 UTC and was resolved at 2025-06-12 23:21 UTC, lasting 4 h 26 min. Smartsheet attributed errors and increased latency to a Google Cloud outage; services recovered following Google's resolution. | | 2025-05-27 18:03 UTC | Major incident | [Major incident: Intermittent Smartsheet Access](https://rewindex.com/change/ia5e35fe3b559fc.md) | degradation | Smartsheet reported a major incident affecting sheet loading, login and feature access, starting 2025-05-27 18:03 UTC and resolved at 2025-05-27 20:42 UTC; the recorded duration was 2 h 39 min. The postmortem identified an issue with a temporary database table that was addressed to restore affected services. | | 2025-04-30 05:37 UTC | Major incident | [Major incident: Smartsheet access issues and unexpected errors](https://rewindex.com/change/i2866cf3e482a11.md) | outage | Smartsheet reported a major outage causing unexpected errors with login, asset access, navigation, premium apps and API use. The incident ran from 2025-04-30 05:37 UTC to 2025-04-30 08:34 UTC, lasting 2 h 56 min. Engineers identified a load balancer issue and took mitigative action; a fix was implemented and the incident resolved. | --- Canonical: https://rewindex.com/company/smartsheet/changes · Markdown: https://rewindex.com/company/smartsheet/changes.md · JSON: https://rewindex.com/api/v1/companies/smartsheet/changes · Generated 2026-10-18T01:30:22.775Z