{"record":{"id":"a34021711b3dcc0e","repo":"hashicorp/terraform","slug":"failed-to-configure-s","errorCode":null,"errorMessage":"Failed to configure: %s","messagePattern":"Failed to configure: (.+?)","errorType":"exception","errorClass":null,"httpStatus":null,"severity":"error","filePath":"internal/backend/remote-state/kubernetes/backend.go","lineNumber":254,"sourceCode":"\tbackendbase.Base\n\n\t// The fields below are set from configure\n\tkubernetesSecretClient dynamic.ResourceInterface\n\tkubernetesLeaseClient  coordinationv1.LeaseInterface\n\tconfig                 *restclient.Config\n\tnamespace              string\n\tlabels                 map[string]string\n\tnameSuffix             string\n}\n\nfunc (b Backend) KubernetesSecretClient() (dynamic.ResourceInterface, error) {\n\tif b.kubernetesSecretClient != nil {\n\t\treturn b.kubernetesSecretClient, nil\n\t}\n\n\tclient, err := dynamic.NewForConfig(b.config)\n\tif err != nil {\n\t\treturn nil, fmt.Errorf(\"Failed to configure: %s\", err)\n\t}\n\n\tb.kubernetesSecretClient = client.Resource(secretResource).Namespace(b.namespace)\n\treturn b.kubernetesSecretClient, nil\n}\n\nfunc (b Backend) KubernetesLeaseClient() (coordinationv1.LeaseInterface, error) {\n\tif b.kubernetesLeaseClient != nil {\n\t\treturn b.kubernetesLeaseClient, nil\n\t}\n\n\tclient, err := kubernetes.NewForConfig(b.config)\n\tif err != nil {\n\t\treturn nil, err\n\t}\n\n\tb.kubernetesLeaseClient = client.CoordinationV1().Leases(b.namespace)\n\treturn b.kubernetesLeaseClient, nil","sourceCodeStart":236,"sourceCodeEnd":272,"githubUrl":"https://github.com/hashicorp/terraform/blob/c9def3e214014c1188faabfc4a5bde5095139765/internal/backend/remote-state/kubernetes/backend.go#L236-L272","documentation":"The Kubernetes backend failed to construct its dynamic (secret) client from the rest config. KubernetesSecretClient() lazily calls dynamic.NewForConfig(b.config); if the config is invalid for the dynamic client this wraps the underlying error. It is distinct from the earlier kubeconfig-loading failure (error 269) in that the config object existed but could not be turned into a client.","triggerScenarios":"Any backend operation that first needs the secret client (Workspaces, StateMgr, DeleteWorkspace) calls KubernetesSecretClient() at backend.go:247-258, and dynamic.NewForConfig returns an error, typically due to malformed TLS/auth data or an unsupported config shape.","commonSituations":"A malformed client_certificate/client_key PEM, a cluster_ca_certificate that is not valid PEM, an in-cluster config where the service-account token is missing, or a host URL scheme the dynamic client rejects.","solutions":["Read the wrapped error message (it usually names the bad field, e.g. 'expected to find... in PEM block') and fix that specific credential value.","Validate that cluster_ca_certificate, client_certificate, and client_key are complete PEM blocks.","Test the same connection with kubectl using the same kubeconfig/credentials to isolate whether the issue is config content.","If running in-cluster, confirm the service account token and CA mounts exist at /var/run/secrets/..."],"exampleFix":"# before - truncated CA cert breaks client construction\ncluster_ca_certificate = <<EOT\n-----BEGIN CERTIFICATE-----\nMIIB...truncated\nEOT\n\n# after - supply the full PEM bundle\ncluster_ca_certificate = file(\"/full/path/to/ca.crt\")","handlingStrategy":"validation","validationCode":"# Validate the REST config parses into clients before Terraform uses it\nkubectl --kubeconfig \"$KUBECONFIG\" get ns   # confirms base connectivity\n# Validate PEM fields parse\nopenssl x509 -in ca.crt -noout             # CA\nopenssl x509 -in client.crt -noout         # client cert\nopenssl rsa -in client.key -check          # client key","typeGuard":null,"tryCatchPattern":null,"preventionTips":["Provide complete, valid PEM blocks for cluster_ca_certificate, client_certificate, client_key.","Test the same credentials with kubectl first.","When in-cluster, prefer in_cluster_config=true over hand-built configs."],"tags":["kubernetes","remote-state","config","tls","terraform-backend"],"analyzedSha":"c9def3e214014c1188faabfc4a5bde5095139765","analyzedAt":"2026-08-07T15:39:49.278Z","schemaVersion":2},"datasetVersion":"2026-08-07T21:17:07.882Z"}