App server post request to auth failing

Hi Team,

I have installed app server and while trying to use postman to authenticate to host I am getting below error in logs.

I am using rolebasedmanualads and all permissions are in place.

Could you please check and let me know how to fix the error

[System.NotSupportedException] GET Authenticate requests are disabled, to enable set AuthFeature.AllowGetAuthenticateRequests = req => true
System.NotSupportedException: GET Authenticate requests are disabled, to enable set AuthFeature.AllowGetAuthenticateRequests = req => true
at ServiceStack.Auth.AuthenticateService.GetAsync(Authenticate request) in /home/runner/work/ServiceStack/ServiceStack/ServiceStack/src/ServiceStack/Auth/AuthenticateService.cs:line 220
at ServiceStack.Host.ServiceRunner`1.<ExecuteAsync>d__15.MoveNext() in /home/runner/work/ServiceStack/ServiceStack/ServiceStack/src/ServiceStack/Host/ServiceRunner.cs:line 137 at ServiceStack.Auth.AuthenticateService.GetAsync(Authenticate request) in /home/runner/work/ServiceStack/ServiceStack/ServiceStack/src/ServiceStack/Auth/AuthenticateService.cs:line 220
at ServiceStack.Host.ServiceRunner`1.<ExecuteAsync>d__15.MoveNext() in /home/runner/work/ServiceStack/ServiceStack/ServiceStack/src/ServiceStack/Host/ServiceRunner.cs:line 137
2024-12-24 17:25:09.3929 INFO (ObjectLog 5fe1030f-8b1a-4ee6-8c90-1caaac324425)