Elevated errors across multiple services in IAD1 (Washington, D.C., USA)
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Elevated errors across multiple services in IAD1 (Washington, D.C., USA) Vercel hosts deployments, serverless functions, edge middleware, and the dashboard used to ship frontend and full-stack apps.
resolved · 8 May 2026, 06:39 UTC
We've deployed mitigations and all services are operating normally. Traffic may continue to reroute to nearby regions for the next few hours, but we will restore traffic gradually after verifying system availability in the IAD1 region.
monitoring · 8 May 2026, 04:54 UTC
We implemented a fix and are monitoring the results. Backlogs for Workflows and Queues will be processed within the next few hours.
identified · 8 May 2026, 02:33 UTC
New workflow runs and queue messages are being processed now. Processing the backlog of existing workflow runs and queued messages is still being investigated.
identified · 8 May 2026, 02:18 UTC
We are continuing to work on a fix for this issue.
identified · 8 May 2026, 02:13 UTC
New messages to Vercel Workflows and Vercel Queues are being queued, but message processing is paused. Queued messages will be processed when service is restored.
identified · 8 May 2026, 01:47 UTC
Traffic to the IAD1 region has been re-routed to nearby regions. Functions configured in IAD1 will be invoked in a different region if failover regions are configured, but if no other regions are configured, the function will still be invoked in IAD1.
identified · 8 May 2026, 01:18 UTC
Some Vercel functions that run in the IAD1 region are experiencing elevated invocation failures. We are investigating the issue and will share more information as it becomes available.
5
Related incidents
5h 20m
This incident
2h 15m
Avg. resolution time
Slower
vs. average
If your product depends on Vercel, elevated errors during this window often come from upstream, not from your latest commit.
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