Outage in Gamma

Horizon & Horizon Contact

Resolved Minor
January 13, 2026 - Started 4 days ago - Lasted about 22 hours

Incident Report

Following our previous update, internal and external testing confirms that both the Horizon and Horizon Contact GUI performance has returned to BAU levels.
We thank you for your patience during this incident.
This notice will close at 16:00.
Issued 13/01/2026 12:43
Following our previous update, our monitoring and internal testing has indicated that the login performance is improving with the Horizon and Horizon Contact GUI’s now accessible within 30 seconds.
Our engineers continue to monitor performance.
A further update will be provided by 14:00 or sooner should more information become available
Issued 13/01/2026 11:40
Following our previous update, our engineers have performed a restart of key network components which has restored SSO access to the Horizon Contact GUI.
The standard Horizon GUI is still experiencing issues and our engineers are continuing to investigate as a priority.
A further update will be provided by 13:00 or sooner should more information become available.
Issued 13/01/2026 10:53
Further to our previous update, our engineers are continuing to investigate the issue impacting logins.
For Standard Horizon, both SSO via the Gamma Portal and direct logins are impacted.
For Horizon Contact, logins directly to the client are working as intended and the issue is only impacting SSO via the Gamma Portal.
A further update will be provided by 12:00 or sooner should more information become available.
Issued 13/01/2026 10:19
We’re aware of issues impacting logins to both Horizon and Horizon Contact.
Our engineers are investigating the issue as a priority.
A further update will be provided by 11:00 or sooner should more information become available.
Components affected
Gamma General Network

Need to monitor Gamma outages?

  • Monitor all your external dependencies in one place
  • Get instant alerts when outages are detected
  • Be the first to know if service is down
  • Show real-time status on private or public status page
  • Keep your team informed

The Status Page Aggregator with Early Outage Detection

With IsDown, you can monitor all your critical services' official status pages from one centralized dashboard and receive instant alerts the moment an outage is detected. Say goodbye to constantly checking multiple sites for updates and stay ahead of outages with IsDown.

Start free trial

No credit card required · Cancel anytime · 5420 services available

Integrations with Slack Microsoft Teams Google Chat Datadog PagerDuty Zapier Discord Webhook