Bicep deployments may fail after upgrading to 2026.3.4658 or later

Incident Report for Octopus Deploy

Identified

We have identified an issue in Octopus Server 2026.3.4658 or later when existing Bicep deployments may start failing.

We have a public issue tracking this with a workaround https://github.com/OctopusDeploy/Issues/issues/10129

We are working on a fix and will update this incident and the public issue when it's resolved.
Posted Jul 03, 2026 - 00:25 UTC