Hello AppDynamics Expert, There is some issue with our AppDynamics DB Agent. It was working fine 2 weeks ago. I can confirm the network is okay for both the AppD controller and AWS database, and the credential of DB is good, too. But agent.log keeps repeating the below log : ——————— [AD Thread-Metric Reporter1] 28 Apr 2021 07:36:05,475 INFO SystemAgentTransientEventChannel - Full certificate chain validation performed using default certificate file [AD Thread-Metric Reporter1] 28 Apr 2021 07:36:05,498 ERROR MetricService - HTTP Request failed: HTTP/1.1 500 Internal Server Error [AD Thread-Metric Reporter1] 28 Apr 2021 07:36:05,499 WARN MetricService - Error sending metric data to controller:null [AD Thread-Metric Reporter1] 28 Apr 2021 07:36:05,499 ERROR MetricService - Error sending metrics - will requeue for later transmission com.singularity.ee.agent.commonservices.metricgeneration.metrics.MetricSendException: null at com.singularity.ee.agent.commonservices.metricgeneration.AMetricSubscriber.publish(AMetricSubscriber.java:350) ~[agent-shared-20.3.0.1.jar:?] ——————— I see a lot of people have the same issue when I google the issue but no resolution yet. Do you have any idea? ... View more

Hello , We are trying to install AppD K8S Monitoring Agent . And I follow the ReadMe file in the Git : https://github.com/Appdynamics/appdynamics-operator to install the AppD Operator and Agent in my AWS EKS . Evidence: $ kubectl -n appdynamics get pods NAME                                    READY   STATUS    RESTARTS   AGE appdynamics-operator-5d7c495bd4-xjqkc   1/1     Running   0          72m k8s-cluster-agent-6b46b878f-jnmw9       1/1     Running   0          55m   But in the Controler -> Server -> Cluster , i can only see my EKS and its version . When i click the "Detail" button , nothint can be shown .   In the k8s-cluster-agent log , it keeps generating the below warning log : ----------------------------------------------- [INFO]: 2021-03-05 13:49:55 - agentregistrationmodule.go:145 - Successfully registered agent again appd-k8s-agent [WARNING]: 2021-03-05 13:49:55 - agentregistrationmodule.go:266 - Agent is not licensed [INFO]: 2021-03-05 13:50:55 - agentregistrationmodule.go:122 - Registering agent again [INFO]: 2021-03-05 13:50:55 - agentregistrationmodule.go:145 - Successfully registered agent again appd-k8s-agent [WARNING]: 2021-03-05 13:50:55 - agentregistrationmodule.go:266 - Agent is not licensed -----------------------------------------------   And in the Controller Web Page , i got the following error : ----------------------------------------------- Agent license request denied. Agent type: Server Visibility; Host: appd-k8s-agent; Reason: Not licensed for account  -----------------------------------------------   Any idea will be appreciated . ... View more