Houghton Mifflin Harcourt experienced a minor incident on February 20, 2026 affecting Content and Resources, lasting 2d 20h. The incident has been resolved; the full update timeline is below.
Affected components
Content and Resources
Update timeline
- investigating Feb 20, 2026, 06:59 PM UTC
We are currently investigating an issue where some content on Waggle is not loading as expected. Engineering teams are actively engaged. We apologize for the inconvenience and will post another update here as soon as more information is available.
- identified Feb 20, 2026, 08:18 PM UTC
The cause of some content not loading on Waggle has been identified. HMH engineers are currently working on implementing a fix.
- resolved Feb 23, 2026, 03:03 PM UTC
This incident is now resolved.