Outage in Courier

Internal Courier Error Issue

Resolved Minor
February 28, 2025 - Started 2 months ago - Lasted about 11 hours
Official incident page

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Outage Details

The Courier team has identified an issue where messages fail due to an "Internal Courier Error" in the test environment. Our team found the root cause and are working to mitigate the issue.
Components affected
Courier API
Latest Updates ( sorted recent to last )
RESOLVED 2 months ago - at 03/01/2025 04:11AM

All impacted messages have been reprocessed.

MONITORING 2 months ago - at 02/28/2025 07:52PM

The team is still working on reprocessing dropped messages caused by this issue. Send pipeline is operational.

MONITORING 2 months ago - at 02/28/2025 06:57PM

Messages with tags are no longer impacted, and error has been resolved. The team is working on reprocessing dropped messages.

MONITORING 2 months ago - at 02/28/2025 06:40PM

The fix has landed in production and we will be monitoring for any more "Internal Courier Errors". We will be working on reprocessing any dropped messages caused by this issue.

IDENTIFIED 2 months ago - at 02/28/2025 05:36PM

A fix has been merged and will fully deploy within the next hour. Updates to follow.

IDENTIFIED 2 months ago - at 02/28/2025 05:14PM

We have tested the fix for "Internal Courier Error" and will be releasing it to production soon.

IDENTIFIED 2 months ago - at 02/28/2025 04:48PM

The Courier team has identified an issue where messages fail due to an "Internal Courier Error" in the test environment. Our team found the root cause and are working to mitigate the issue.

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