{"record":{"id":"afa0226576e61617","repo":"kubernetes/kops","slug":"error-encoding-t-with-structured-encoder-w","errorCode":null,"errorMessage":"error encoding %T with structured encoder: %w","messagePattern":"error encoding %T with structured encoder: %w","errorType":"exception","errorClass":null,"httpStatus":null,"severity":"error","filePath":"pkg/kopscodecs/codecs.go","lineNumber":68,"sourceCode":"\n// ToMediaTypeWithVersion encodes the object to the specified mediaType, in a specified API version\nfunc ToMediaTypeWithVersion(obj runtime.Object, mediaType string, gv runtime.GroupVersioner) ([]byte, error) {\n\te, ok := runtime.SerializerInfoForMediaType(Codecs.SupportedMediaTypes(), mediaType)\n\tif !ok {\n\t\treturn nil, fmt.Errorf(\"no serializer for %q\", mediaType)\n\t}\n\n\t_, isUnstructured := obj.(*unstructured.Unstructured)\n\tvar w bytes.Buffer\n\tif isUnstructured {\n\t\terr := e.Serializer.Encode(obj, &w)\n\t\tif err != nil {\n\t\t\treturn nil, fmt.Errorf(\"error encoding %T with unstructured encoder: %w\", obj, err)\n\t\t}\n\t} else {\n\t\tencoder := Codecs.EncoderForVersion(e.Serializer, gv)\n\t\tif err := encoder.Encode(obj, &w); err != nil {\n\t\t\treturn nil, fmt.Errorf(\"error encoding %T with structured encoder: %w\", obj, err)\n\t\t}\n\t}\n\treturn w.Bytes(), nil\n}\n\n// ToVersionedYamlWithVersion encodes the object to YAML, in a specified API version\nfunc ToVersionedYamlWithVersion(obj runtime.Object, version runtime.GroupVersioner) ([]byte, error) {\n\treturn ToMediaTypeWithVersion(obj, \"application/yaml\", version)\n}\n\n// ToVersionedJSON encodes the object to JSON\nfunc ToVersionedJSON(obj runtime.Object) ([]byte, error) {\n\treturn ToVersionedJSONWithVersion(obj, v1alpha2.SchemeGroupVersion)\n}\n\n// ToVersionedJSONWithVersion encodes the object to JSON, in a specified API version\nfunc ToVersionedJSONWithVersion(obj runtime.Object, version runtime.GroupVersioner) ([]byte, error) {\n\treturn ToMediaTypeWithVersion(obj, \"application/json\", version)","sourceCodeStart":50,"sourceCodeEnd":86,"githubUrl":"https://github.com/kubernetes/kops/blob/4c8573c808a73d578c5eadc86d410646ea0b0d73/pkg/kopscodecs/codecs.go#L50-L86","documentation":"Encoding a kops API object with the structured (typed) serializer for the requested media type failed; the object's Go type is not registered with the codec scheme or cannot convert to the requested group/version (unstructured objects take a separate path).","triggerScenarios":"Thrown at pkg/kopscodecs/codecs.go:68 when the library encounters an invalid state.","commonSituations":"See trigger scenarios.","solutions":["Verify the object type is registered in the kopscodecs scheme","Use a supported API version in the GroupVersioner","Report as a bug if the type is a standard kops type"],"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"}