diff --git a/libhyperdbg_test.go b/libhyperdbg_test.go
index 64361bcf..a701d031 100644
--- a/libhyperdbg_test.go
+++ b/libhyperdbg_test.go
@@ -7,8 +7,9 @@ import (
 	"github.com/stretchr/testify/assert"
 )
 
+// go test -run ^\QTestSdk\E$
 func TestSdk(t *testing.T) {
-	t.Skip("github ci windows not support vt-x nested virtualization")
+	// t.Skip("github ci windows not support vt-x nested virtualization")
 	mylog.Call(func() {
 		assert.True(t, VmxSupportDetection())
 		mylog.Trace("InstallVmmDriver", InstallVmmDriver())
diff --git a/main.go b/main.go
index d8bd6152..d89803f8 100644
--- a/main.go
+++ b/main.go
@@ -1,10 +1,15 @@
 package main
 
 import (
+	"time"
+
+	"github.com/ddkwork/golibrary/mylog"
+
 	"github.com/ddkwork/app"
 	"github.com/ddkwork/app/widget"
 	"github.com/richardwilkes/unison"
 	"github.com/richardwilkes/unison/enums/align"
+	"github.com/richardwilkes/unison/enums/side"
 )
 
 func main() {
@@ -34,23 +39,47 @@ func testLayoutCpu() {
 		toolBar := widget.NewToolBar(t.Elems()...)
 		content.AddChild(toolBar)
 
-		//dock := unison.NewDock()
-		//dock.AsPanel().SetLayoutData(&unison.FlexLayoutData{
-		//	HSpan:  1,
-		//	VSpan:  1,
-		//	HAlign: align.Fill,
-		//	VAlign: align.Fill,
-		//	HGrab:  true,
-		//	VGrab:  true,
-		//})
-
 		fileName := "hyperdbg-cli.exe"
 		asm := LayoutDisassemblyTable(fileName)
-		leftTab := widget.NewTab("cpu with fast call", "todo fast call layout", true, asm)
-		//content.AddChild(leftTab)
-		//return
+
+		mylog.Todo("NewTab has some bug")
+
+		left := widget.NewTab("cpu with fast call", "todo fast call layout", true, asm)
+		right := widget.NewTab("reg", "todo reg", true, widget.NewButton("todo reg"))
+
+		dock := unison.NewDock()
+		dock.AsPanel().SetLayoutData(&unison.FlexLayoutData{
+			HSpan:  1,
+			VSpan:  1,
+			HAlign: align.Fill,
+			VAlign: align.Fill,
+			HGrab:  true,
+			VGrab:  true,
+		})
+		display := unison.PrimaryDisplay()
+		r := display.Usable.Size
+		pos := float32(0)
+
+		dock.DockTo(left, nil, side.Left)
+		// LeftContainer := widget.NewDockContainer(left)
+		LeftContainer := unison.Ancestor[*unison.DockContainer](left)
+		dock.DockTo(right, LeftContainer, side.Right)
+		RightContainer := widget.NewDockContainer(right)
+		scale := float32(0.3)
+		pos = (r.Width/(display.ScaleX*1000)/2 + scale) * 1000
+		RightContainer.Stack(right, -1)
+		dock.RootDockLayout().SetDividerPosition(pos)
+		unison.InvokeTaskAfter(func() { dock.RootDockLayout().SetDividerPosition(pos) }, time.Millisecond)
+
+		LeftContainer.SetCurrentDockable(left)   // left not work
+		RightContainer.SetCurrentDockable(right) // right not work
+		content.AddChild(dock)
+
+		return
+		// content.AddChild(left)
+		// return
 		TopHSplit := widget.NewHSplit(
-			leftTab,
+			left,
 			widget.NewTab("reg", "todo reg", true, widget.NewButton("todo reg")),
 			0.3)
 		// content.AddChild(asm)
diff --git a/ux.go b/ux.go
index 62a4e3d8..e2b06d42 100644
--- a/ux.go
+++ b/ux.go
@@ -36,8 +36,8 @@ func Run() {
 			switch filepath.Ext(files[0]) {
 			case ".exe", ".dll", ".sys":
 				mylog.Trace("dropped file", files[0])
-				pages.pe.SetContent(LayoutPeView(files[0])) // right action is remove all children
-				pages.cpu.SetContent(LayoutCpu(files[0]))   // todo test parent panel is dock or cpu tab page
+				// pages.pe.SetContent(LayoutPeView(files[0])) // right action is remove all children
+				// pages.cpu.SetContent(LayoutCpu(files[0]))   // todo test parent panel is dock or cpu tab page
 			default:
 				mylog.Check("not support file type")
 			}