Cin7 incident

Email delivery failure - Cin7 Core

Minor Resolved

Cin7 experienced a minor incident on October 21, 2026 affecting Cin7 Core (Core: Cloud (dearsystems.com)) and Cin7 Core (Core: B2B Portal), lasting 15h 7m. The incident has been resolved; the full update timeline is below.

Started
Oct 21, 2026, 12:36 AM UTC
Resolved
Oct 21, 2026, 03:44 PM UTC
Duration
15h 7m
Detected by Pingoru
Oct 21, 2026, 12:36 AM UTC

Affected components

Cin7 Core (Core: Cloud (dearsystems.com))Cin7 Core (Core: B2B Portal)

Update timeline

  1. investigating Oct 21, 2026, 12:36 AM UTC

    We are investigating an issue where emails are successfully triggered in Core but failing to deliver to end customers.

  2. monitoring Oct 21, 2026, 03:07 AM UTC

    We implemented a fix and are currently monitoring the result.

  3. resolved Oct 21, 2026, 03:44 PM UTC

    This incident has been resolved.