{"record":{"id":"6b9e046d08899650","repo":"kubernetes/kops","slug":"error-populating-configuration-v-6b9e04","errorCode":null,"errorMessage":"error populating configuration: %v","messagePattern":"error populating configuration: (.+?)","errorType":"exception","errorClass":null,"httpStatus":null,"severity":"error","filePath":"cmd/kops/edit_cluster.go","lineNumber":263,"sourceCode":"\t\t\t}\n\t\t\tresults.header.addError(failure)\n\t\t\tcontainsError = true\n\t\t\tcontinue\n\t\t}\n\n\t\treturn nil\n\t}\n}\n\nfunc updateCluster(ctx context.Context, clientset simple.Clientset, oldCluster, newCluster *api.Cluster, instanceGroups []*api.InstanceGroup) (string, error) {\n\tcloud, err := cloudup.BuildCloud(newCluster)\n\tif err != nil {\n\t\treturn \"\", err\n\t}\n\n\terr = cloudup.PerformAssignments(newCluster, clientset.VFSContext(), cloud)\n\tif err != nil {\n\t\treturn \"\", fmt.Errorf(\"error populating configuration: %v\", err)\n\t}\n\n\tassetBuilder := assets.NewAssetBuilder(clientset.VFSContext(), newCluster.Spec.Assets, false)\n\tfullCluster, err := cloudup.PopulateClusterSpec(ctx, clientset, newCluster, instanceGroups, cloud, assetBuilder)\n\tif err != nil {\n\t\treturn fmt.Sprintf(\"error populating cluster spec: %s\", err), nil\n\t}\n\n\terr = validation.DeepValidate(fullCluster, instanceGroups, true, clientset.VFSContext(), cloud)\n\tif err != nil {\n\t\treturn fmt.Sprintf(\"validation failed: %s\", err), nil\n\t}\n\n\t// Retrieve the current status of the cluster.  This will eventually be part of the cluster object.\n\tstatus, err := cloud.FindClusterStatus(oldCluster)\n\tif err != nil {\n\t\treturn \"\", err\n\t}","sourceCodeStart":245,"sourceCodeEnd":281,"githubUrl":"https://github.com/kubernetes/kops/blob/4c8573c808a73d578c5eadc86d410646ea0b0d73/cmd/kops/edit_cluster.go#L245-L281","documentation":"updateCluster runs cloudup.PerformAssignments to fill in cloud-derived settings (e.g. subnet/zone assignments); this wraps that step failing, meaning the edited cluster configuration could not be reconciled against the cloud - often invalid network settings or cloud API access problems.","triggerScenarios":"Thrown at cmd/kops/edit_cluster.go:263 when the library encounters an invalid state.","commonSituations":"See trigger scenarios.","solutions":["Inspect the wrapped PerformAssignments error for the specific assignment that failed","Verify cloud credentials and network/subnet settings in the edited cluster","Revert problematic edits and re-apply them incrementally"],"exampleFix":null,"handlingStrategy":"try-catch","validationCode":null,"typeGuard":null,"tryCatchPattern":null,"preventionTips":[],"tags":[],"backgroundTag":null,"analyzedSha":"4c8573c808a73d578c5eadc86d410646ea0b0d73","analyzedAt":"2026-09-05T04:13:19.212Z","contentChangedAt":"2026-09-05T04:13:19.212Z","schemaVersion":2},"datasetVersion":"2026-09-12T07:17:12.445Z"}