Failed to load endpoint documentation for /swagger/middleware

Product: PowerShell Universal
Version: 4.2.18

@Adam Driscoll, do you know what this means in the logs, we are trying to spin up a container in k8s…

[15:04:10 ERR] Failed to load endpoint documentation for /swagger/middleware
System.NullReferenceException: Object reference not set to an instance of an object.
   at PowerShellUniversal.EndpointDocService.CacheDocs() in C:\actions-runner\_work\universal\universal\src\Universal.Server\Services\API\EndpointDocService.cs:line 49