I have this in the logs for the K8s cluster agent.
[INFO]: 2021-03-09 15:23:14 - agentregistrationmodule.go:119 - Initial Agent registration
[ERROR]: 2021-03-09 15:23:14 - agentregistrationmodule.go:131 - Failed to send agent registration request: Status: 404 Not Found, Body: <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd"><html xmlns="http://www.w3.org/1999/xhtml"><head><title>AppDynamics - Error report</title><style type="text/css"><!--H1 {font-family:Tahoma,Arial,sans-serif;color:white;background-color:#525D76;font-size:22px;} H2 {font-family:Tahoma,Arial,sans-serif;color:white;background-color:#525D76;font-size:16px;} H3 {font-family:Tahoma,Arial,sans-serif;color:white;background-color:#525D76;font-size:14px;} BODY {font-family:Tahoma,Arial,sans-serif;color:black;background-color:white;} B {font-family:Tahoma,Arial,sans-serif;color:white;background-color:#525D76;} P {font-family:Tahoma,Arial,sans-serif;background:white;color:black;font-size:12px;}A {color : black;}HR {color : #525D76;}--></style> </head><body><h1>HTTP Status 404 - Not Found</h1><hr/><p><b>type</b> Status report</p><p><b>message</b>Not Found</p><p><b>description</b>The requested resource is not available.</p><hr/><h3>AppDynamics</h3></body></html>
[ERROR]: 2021-03-09 15:23:14 - agentregistrationmodule.go:132 - clusterId: -1
[ERROR]: 2021-03-09 15:23:14 - agentregistrationmodule.go:134 - Registration properties: {}
