Wildfly server - Secure listener for protocol: 'HTTP/1.1' not found

[pramodvarda]

We are using wildfly10.1 and seeing these message every 7sec in the wildfly server logs. Please advice. 

  2017-09-07 10:53:24,887 WARN  [org.wildfly.extension.undertow] (Agent Heartbeat) WFLYUT0005: Secure listener for protocol: 'HTTP/1.1' not found! Using non secure port!
  2017-09-07 10:53:32,387 WARN  [org.wildfly.extension.undertow] (Agent Heartbeat) WFLYUT0005: Secure listener for protocol: 'HTTP/1.1' not found! Using non secure port!
  2017-09-07 10:53:39,887 WARN  [org.wildfly.extension.undertow] (Agent Heartbeat) WFLYUT0005: Secure listener for protocol: 'HTTP/1.1' not found! Using non secure port!
  2017-09-07 10:53:47,387 WARN  [org.wildfly.extension.undertow] (Agent Heartbeat) WFLYUT0005: Secure listener for protocol: 'HTTP/1.1' not found! Using non secure port!
  2017-09-07 10:53:54,886 WARN  [org.wildfly.extension.undertow] (Agent Heartbeat) WFLYUT0005: Secure listener for protocol: 'HTTP/1.1' not found! Using non secure port!
  2017-09-07 10:54:02,387 WARN  [org.wildfly.extension.undertow] (Agent Heartbeat) WFLYUT0005: Secure listener for protocol: 'HTTP/1.1' not found! Using non secure port!

[ctomc]

All that this message is saying that something is making requests to resource on http-listener that requires secure access (transport.

But given you don't have https-listener configured and redirect-socket set to redirect to it, server outputs this warning.

Without knowing your undertow subsystem configuration that is as much we can conclude.