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Overleaf outage on 18 October 2026

Major outage
Resolved · 19:00–20:13 UTC
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“Compile servers unavailable for some users”

On 18 October, Overleaf had a major outage in which some users received server errors when compiling documents. The incident lasted from 19:00 to 20:13 UTC, about 1 hour 13 minutes. However, the status page said at 19:13 that compiling had been restored for most users, and it marked the issue resolved at 20:11. U-Haul also had problems at the same time, with SMS and emails not being sent.

When
19:00–20:13 UTC
How long
1 h 13 min
Incident open on its page
18:59–20:11 UTC
Overleaf, 30 days before
1 other outage

At the same time

Started in the hour before or during it

And 52 lesser-known services. Problems at the same time are a clue, never proof that one caused another.

Timeline

Times in UTC

  1. Investigating
  2. Fix in place, monitoring
  3. Resolved

Where this comes from

Stackpulse reads Overleaf’s official status page at status.overleaf.com every minute. The times above are when it reported the problem; the summary is written from its updates and checked against them.

Stackpulse isn’t affiliated with Overleaf. Names and logos belong to their owners.