Fixing the error in registering /v1 api

federation/apis/core/install/install.go

@@ -91,7 +91,9 @@ var userResources = []string{"svc"}
 func newRESTMapper(externalVersions []unversioned.GroupVersion) meta.RESTMapper {
 	// the list of kinds that are scoped at the root of the api hierarchy
 	// if a kind is not enumerated here, it is assumed to have a namespace scope
-	rootScoped := sets.NewString()
+	rootScoped := sets.NewString(
+		"Namespace",
+	)
 
 	// these kinds should be excluded from the list of resources
 	ignoredKinds := sets.NewString(