}

func (k *missingVersionErr) Error() string {
	return fmt.Sprintf("Object 'apiVersion' is missing in '%s'", k.data)
}

// IsMissingVersion returns true if the error indicates that the provided object
// is missing a 'Version' field.
func IsMissingVersion(err error) bool {
	if err == nil {
		return false
	}
	_, ok := err.(*missingVersionErr)
	return ok
}

			metaFactory: stubMetaFactory{gvk: &schema.GroupVersionKind{}},
			expectedObj: nil,
			expectedGVK: &schema.GroupVersionKind{Kind: "k"},
			assertOnError: func(t *testing.T, err error) {
				if !runtime.IsMissingVersion(err) {
					t.Errorf("expected MissingVersion, got: %v", err)
				}
			},
		},
		{
			name:        "creater error",
			gvk:         &schema.GroupVersionKind{Group: "x", Version: "y", Kind: "z"},

			}
			decodedConfig.Plugins[i].Path = absPath
		}
		return configProvider{
			config: decodedConfig,
		}, nil
	}
	// we got an error where the decode wasn't related to a missing type
	if !(runtime.IsMissingVersion(err) || runtime.IsMissingKind(err) || runtime.IsNotRegisteredError(err)) {
		return nil, err
	}

	// Only tolerate load errors if the file appears to be one of the two legacy plugin configs

		trimmed := strings.TrimSpace(string(b))
		if len(trimmed) == 0 || strings.HasPrefix(trimmed, "#") {
			continue
		}

		decodedObj, _, err := decoder.Decode(b, nil, nil)
		if err != nil {
			if !(runtime.IsMissingVersion(err) || runtime.IsMissingKind(err) || runtime.IsNotRegisteredError(err)) {
				return nil, policyLoadError{path, i, b, err}
			}
			unversionedLines++
			// Migrate unversioned policy object
			oldPolicy := &v0.Policy{}

			t.Errorf("unexpected error: %v", err)
		}
		emptyObj.SetGroupVersionKind(schema.GroupVersionKind{Kind: "Test"})
		if _, _, err := scheme.ObjectKinds(emptyObj); !runtime.IsMissingVersion(err) {
			t.Errorf("unexpected error: %v", err)
		}
		emptyObj.SetGroupVersionKind(schema.GroupVersionKind{Kind: "Test", Version: "v1"})
		if _, _, err := scheme.ObjectKinds(emptyObj); err != nil {

* move IsMissingVersion comments ([#55523](https://github.com/kubernetes/kubernetes/pull/55523), [@chenpengdev](https://github.com/chenpengdev))