Changes / Klaviyo / Template Cloning Functionality
Klaviyo: Major incident: Template Cloning Functionality
Summary
Klaviyo reported a major incident affecting template cloning from the Template Library (Email Sending - Email Content), starting 2025-12-17 01:11 UTC and resolved at 2025-12-17 01:49 UTC (37 min). Engineering identified the cause, began implementing a fix, and later confirmed template cloning was fully restored.
Machine-written from the diff below (Sol; type: incident outage). Check the diff before relying on it.
What changed
Before: not present
After: Template Cloning Functionality
Before: not present
After: major
Before: not present
After: resolved
Before: not present
After: 2025-12-17 01:11 UTC
Before: not present
After: 2025-12-17 01:49 UTC
Before: not present
After: Email Sending - Email Content
Before: not present
After: Beginning around 6:42 PM US/Eastern on 12/16/2025, customers may have noticed an issue with cloning templates from the Template Library. Our engineering team has identified the cause of this issue and is implementing a fix to restore functionality.
We'll provide updates as soon as more information is available.
Before: not present
After: As of 8:23 PM US/Eastern on 12/16/2025, this incident has been resolved and template cloning functionality has been fully restored.
First version of this incident archived by Rewindex. View the live incident (opens in new tab).
History of this incident
| When (UTC) | Change | Kind |
|---|---|---|
| Major incident: Template Cloning Functionality (this change) Klaviyo reported a major incident affecting template cloning from the Template Library (Email Sending - Email Content), starting 2025-12-17 01:11 UTC and resolved at 2025-12-17 01:49 UTC (37 min). Engineering identified the cause, began implementing a fix, and later confirmed template cloning was fully restored. | Major incident |