Webapp.io incident
Failures when interacting with Rootly in Slack
Webapp.io experienced a major incident on September 4, 2025 affecting Slack App and Web Platform, lasting 8h 14m. The incident has been resolved; the full update timeline is below.
Affected components
Update timeline
- investigating Sep 04, 2025, 05:19 PM UTC
We are currently investigating reports of failures when interacting with our app in Slack and web. Our team is actively looking into the issue and will provide updates as more information becomes available.
- monitoring Sep 04, 2025, 05:41 PM UTC
We have identified the underlying issue affecting interactions with our app in Slack and web. We are seeing signs of gradual recovery and are continuing to monitor the situation closely to ensure full resolution.
- monitoring Sep 04, 2025, 05:44 PM UTC
Web is operational - we are continuing to monitor reports of Slack interactions failing.
- identified Sep 04, 2025, 07:03 PM UTC
The Rootly Slack app is currently unavailable. Users are unable to interact with our product in Slack at this time. Our web app remains available. Our engineering team is actively working to restore full functionality. On-Call remains operational. We will provide updates as more information becomes available.
- identified Sep 04, 2025, 09:37 PM UTC
We are actively debugging with the Slack engineering team on potential upstream issues. Web, mobile, on-call remains operational.
- identified Sep 05, 2025, 12:08 AM UTC
Slack Engineering has identified the issue, and we are working with them to mitigate. Web, mobile, and paging (on-call) remains operational.
- identified Sep 05, 2025, 12:53 AM UTC
Slack's engineering team is continuing to implement the fix. Web, mobile, and on-call paging remain operational.
- resolved Sep 05, 2025, 01:58 AM UTC
Slack's engineering has resolved the issue. Slack is working as expected. We appreciate your patience. RCA will be made available to customers from Slack and Rootly.