21/03/24 074253 INFO SparkKubernetesClientFactory: Auto-configuring K8S client using current context from users K8S config file 21/03/24 074253 INFO KerberosConfDriverFeatureStep: You have not specified a krb5.conf file locally or via a ConfigMap. Make sure that you have the krb5.conf locally on the driver image. Exception in thread "main" io.fabric8.kubernetes.client.KubernetesClientException: Operation: [create] for kind: [Pod] with name: [null] in namespace: [my-ns] failed. I am getting this issue while trying to schedule a spark job in k3s using airflow. How to solve it if anyone know please tell