diff --git a/pkg/kubectl/cmd/get/humanreadable_flags.go b/pkg/kubectl/cmd/get/humanreadable_flags.go
index 54c9aae8045..d04bf826d9f 100644
--- a/pkg/kubectl/cmd/get/humanreadable_flags.go
+++ b/pkg/kubectl/cmd/get/humanreadable_flags.go
@@ -66,7 +66,6 @@ func (f *HumanPrintFlags) ToPrinter(outputFormat string) (printers.ResourcePrint
 		return nil, printers.NoCompatiblePrinterError{Options: f}
 	}
 
-	encoder := scheme.Codecs.LegacyCodec(scheme.Registry.RegisteredGroupVersions()...)
 	decoder := scheme.Codecs.UniversalDecoder()
 
 	showKind := false
@@ -84,7 +83,7 @@ func (f *HumanPrintFlags) ToPrinter(outputFormat string) (printers.ResourcePrint
 		columnLabels = *f.ColumnLabels
 	}
 
-	p := printers.NewHumanReadablePrinter(encoder, decoder, printers.PrintOptions{
+	p := printers.NewHumanReadablePrinter(decoder, printers.PrintOptions{
 		Kind:          f.Kind,
 		WithKind:      showKind,
 		NoHeaders:     f.NoHeaders,
diff --git a/pkg/kubectl/cmd/rollingupdate.go b/pkg/kubectl/cmd/rollingupdate.go
index 922948a6a06..99b98fc0199 100644
--- a/pkg/kubectl/cmd/rollingupdate.go
+++ b/pkg/kubectl/cmd/rollingupdate.go
@@ -296,7 +296,8 @@ func (o *RollingUpdateOptions) Run() error {
 
 		uncastVersionedObj, err := legacyscheme.Scheme.ConvertToVersion(infos[0].Object, v1.SchemeGroupVersion)
 		if err != nil {
-			return err
+			glog.V(4).Infof("Object %T is not a ReplicationController", infos[0].Object)
+			return fmt.Errorf("%s contains a %v not a ReplicationController", filename, infos[0].Object.GetObjectKind().GroupVersionKind())
 		}
 		switch t := uncastVersionedObj.(type) {
 		case *v1.ReplicationController:
diff --git a/pkg/kubectl/cmd/util/printing.go b/pkg/kubectl/cmd/util/printing.go
index ce1ea57b40e..cff8bb0ad60 100644
--- a/pkg/kubectl/cmd/util/printing.go
+++ b/pkg/kubectl/cmd/util/printing.go
@@ -245,7 +245,7 @@ func SuggestApiResources(parent string) string {
 func ValidArgList(f ClientAccessFactory) []string {
 	validArgs := []string{}
 
-	humanReadablePrinter := printers.NewHumanReadablePrinter(nil, nil, printers.PrintOptions{})
+	humanReadablePrinter := printers.NewHumanReadablePrinter(nil, printers.PrintOptions{})
 	printersinternal.AddHandlers(humanReadablePrinter)
 	validArgs = humanReadablePrinter.HandledResources()
 
diff --git a/pkg/printers/humanreadable.go b/pkg/printers/humanreadable.go
index f9806b14e44..db5778e2032 100644
--- a/pkg/printers/humanreadable.go
+++ b/pkg/printers/humanreadable.go
@@ -71,11 +71,10 @@ var _ PrintHandler = &HumanReadablePrinter{}
 
 // NewHumanReadablePrinter creates a HumanReadablePrinter.
 // If encoder and decoder are provided, an attempt to convert unstructured types to internal types is made.
-func NewHumanReadablePrinter(encoder runtime.Encoder, decoder runtime.Decoder, options PrintOptions) *HumanReadablePrinter {
+func NewHumanReadablePrinter(decoder runtime.Decoder, options PrintOptions) *HumanReadablePrinter {
 	printer := &HumanReadablePrinter{
 		handlerMap: make(map[reflect.Type]*handlerEntry),
 		options:    options,
-		encoder:    encoder,
 		decoder:    decoder,
 	}
 	return printer
@@ -297,7 +296,7 @@ func (h *HumanReadablePrinter) PrintObj(obj runtime.Object, output io.Writer) er
 
 	// check if the object is unstructured. If so, let's attempt to convert it to a type we can understand before
 	// trying to print, since the printers are keyed by type. This is extremely expensive.
-	if h.encoder != nil && h.decoder != nil {
+	if h.decoder != nil {
 		obj, _ = decodeUnknownObject(obj, h.decoder)
 	}
 
diff --git a/pkg/printers/internalversion/printers_test.go b/pkg/printers/internalversion/printers_test.go
index c24f2caa7db..0dffd00cc7e 100644
--- a/pkg/printers/internalversion/printers_test.go
+++ b/pkg/printers/internalversion/printers_test.go
@@ -192,7 +192,7 @@ func TestPrintUnstructuredObject(t *testing.T) {
 
 	for _, test := range tests {
 		out.Reset()
-		printer := printers.NewHumanReadablePrinter(nil, nil, test.options).With(AddDefaultHandlers)
+		printer := printers.NewHumanReadablePrinter(nil, test.options).With(AddDefaultHandlers)
 		printer.PrintObj(test.object, out)
 
 		matches, err := regexp.MatchString(test.expected, out.String())
@@ -388,7 +388,7 @@ func ErrorPrintHandler(obj *TestPrintType, w io.Writer, options printers.PrintOp
 
 func TestCustomTypePrinting(t *testing.T) {
 	columns := []string{"Data"}
-	printer := printers.NewHumanReadablePrinter(nil, nil, printers.PrintOptions{})
+	printer := printers.NewHumanReadablePrinter(nil, printers.PrintOptions{})
 	printer.Handler(columns, nil, PrintCustomType)
 
 	obj := TestPrintType{"test object"}
@@ -405,7 +405,7 @@ func TestCustomTypePrinting(t *testing.T) {
 
 func TestPrintHandlerError(t *testing.T) {
 	columns := []string{"Data"}
-	printer := printers.NewHumanReadablePrinter(nil, nil, printers.PrintOptions{})
+	printer := printers.NewHumanReadablePrinter(nil, printers.PrintOptions{})
 	printer.Handler(columns, nil, ErrorPrintHandler)
 	obj := TestPrintType{"test object"}
 	buffer := &bytes.Buffer{}
@@ -416,7 +416,7 @@ func TestPrintHandlerError(t *testing.T) {
 }
 
 func TestUnknownTypePrinting(t *testing.T) {
-	printer := printers.NewHumanReadablePrinter(nil, nil, printers.PrintOptions{})
+	printer := printers.NewHumanReadablePrinter(nil, printers.PrintOptions{})
 	buffer := &bytes.Buffer{}
 	err := printer.PrintObj(&TestUnknownType{}, buffer)
 	if err == nil {
@@ -635,10 +635,10 @@ func TestPrinters(t *testing.T) {
 	jsonpathPrinter = printers.NewVersionedPrinter(jsonpathPrinter, legacyscheme.Scheme, legacyscheme.Scheme, v1.SchemeGroupVersion)
 
 	allPrinters := map[string]printers.ResourcePrinter{
-		"humanReadable": printers.NewHumanReadablePrinter(nil, nil, printers.PrintOptions{
+		"humanReadable": printers.NewHumanReadablePrinter(nil, printers.PrintOptions{
 			NoHeaders: true,
 		}),
-		"humanReadableHeaders": printers.NewHumanReadablePrinter(nil, nil, printers.PrintOptions{}),
+		"humanReadableHeaders": printers.NewHumanReadablePrinter(nil, printers.PrintOptions{}),
 		"json":                 &printers.JSONPrinter{},
 		"yaml":                 &printers.YAMLPrinter{},
 		"template":             templatePrinter,
@@ -683,7 +683,7 @@ func TestPrinters(t *testing.T) {
 
 func TestPrintEventsResultSorted(t *testing.T) {
 	// Arrange
-	printer := printers.NewHumanReadablePrinter(nil, nil, printers.PrintOptions{})
+	printer := printers.NewHumanReadablePrinter(nil, printers.PrintOptions{})
 	AddHandlers(printer)
 
 	obj := api.EventList{
@@ -728,7 +728,7 @@ func TestPrintEventsResultSorted(t *testing.T) {
 }
 
 func TestPrintNodeStatus(t *testing.T) {
-	printer := printers.NewHumanReadablePrinter(nil, nil, printers.PrintOptions{})
+	printer := printers.NewHumanReadablePrinter(nil, printers.PrintOptions{})
 	AddHandlers(printer)
 	table := []struct {
 		node   api.Node
@@ -818,7 +818,7 @@ func TestPrintNodeStatus(t *testing.T) {
 }
 
 func TestPrintNodeRole(t *testing.T) {
-	printer := printers.NewHumanReadablePrinter(nil, nil, printers.PrintOptions{})
+	printer := printers.NewHumanReadablePrinter(nil, printers.PrintOptions{})
 	AddHandlers(printer)
 	table := []struct {
 		node     api.Node
@@ -863,7 +863,7 @@ func TestPrintNodeRole(t *testing.T) {
 }
 
 func TestPrintNodeOSImage(t *testing.T) {
-	printer := printers.NewHumanReadablePrinter(nil, nil, printers.PrintOptions{
+	printer := printers.NewHumanReadablePrinter(nil, printers.PrintOptions{
 		ColumnLabels: []string{},
 		Wide:         true,
 	})
@@ -908,7 +908,7 @@ func TestPrintNodeOSImage(t *testing.T) {
 }
 
 func TestPrintNodeKernelVersion(t *testing.T) {
-	printer := printers.NewHumanReadablePrinter(nil, nil, printers.PrintOptions{
+	printer := printers.NewHumanReadablePrinter(nil, printers.PrintOptions{
 		ColumnLabels: []string{},
 		Wide:         true,
 	})
@@ -953,7 +953,7 @@ func TestPrintNodeKernelVersion(t *testing.T) {
 }
 
 func TestPrintNodeContainerRuntimeVersion(t *testing.T) {
-	printer := printers.NewHumanReadablePrinter(nil, nil, printers.PrintOptions{
+	printer := printers.NewHumanReadablePrinter(nil, printers.PrintOptions{
 		ColumnLabels: []string{},
 		Wide:         true,
 	})
@@ -998,7 +998,7 @@ func TestPrintNodeContainerRuntimeVersion(t *testing.T) {
 }
 
 func TestPrintNodeName(t *testing.T) {
-	printer := printers.NewHumanReadablePrinter(nil, nil, printers.PrintOptions{
+	printer := printers.NewHumanReadablePrinter(nil, printers.PrintOptions{
 		Wide: true,
 	})
 	AddHandlers(printer)
@@ -1035,7 +1035,7 @@ func TestPrintNodeName(t *testing.T) {
 }
 
 func TestPrintNodeExternalIP(t *testing.T) {
-	printer := printers.NewHumanReadablePrinter(nil, nil, printers.PrintOptions{
+	printer := printers.NewHumanReadablePrinter(nil, printers.PrintOptions{
 		Wide: true,
 	})
 	AddHandlers(printer)
@@ -1083,7 +1083,7 @@ func TestPrintNodeExternalIP(t *testing.T) {
 }
 
 func TestPrintNodeInternalIP(t *testing.T) {
-	printer := printers.NewHumanReadablePrinter(nil, nil, printers.PrintOptions{
+	printer := printers.NewHumanReadablePrinter(nil, printers.PrintOptions{
 		Wide: true,
 	})
 	AddHandlers(printer)
@@ -1485,7 +1485,7 @@ func TestPrintHumanReadableWithNamespace(t *testing.T) {
 	for i, test := range table {
 		if test.isNamespaced {
 			// Expect output to include namespace when requested.
-			printer := printers.NewHumanReadablePrinter(nil, nil, printers.PrintOptions{
+			printer := printers.NewHumanReadablePrinter(nil, printers.PrintOptions{
 				WithNamespace: true,
 			})
 			AddHandlers(printer)
@@ -1500,7 +1500,7 @@ func TestPrintHumanReadableWithNamespace(t *testing.T) {
 			}
 		} else {
 			// Expect error when trying to get all namespaces for un-namespaced object.
-			printer := printers.NewHumanReadablePrinter(nil, nil, printers.PrintOptions{
+			printer := printers.NewHumanReadablePrinter(nil, printers.PrintOptions{
 				WithNamespace: true,
 			})
 			buffer := &bytes.Buffer{}
@@ -1578,7 +1578,7 @@ func TestPrintPodTable(t *testing.T) {
 			t.Fatal(err)
 		}
 		buf := &bytes.Buffer{}
-		p := printers.NewHumanReadablePrinter(nil, nil, test.opts).With(AddHandlers).AddTabWriter(false)
+		p := printers.NewHumanReadablePrinter(nil, test.opts).With(AddHandlers).AddTabWriter(false)
 		if err := p.PrintObj(table, buf); err != nil {
 			t.Fatal(err)
 		}