B4J Question CreateHaloEffect

Dim xui As XUI
CreateHaloEffect(MainForm, 90, 90, xui.Color_Green)

Sub CreateHaloEffect (Parent As B4XView, x As Int, y As Int, clr As Int)
    Dim cvs As B4XCanvas
    Dim p As B4XView = xui.CreatePanel("")
    Dim radius As Int = 150dip
    p.SetLayoutAnimated(0, 0, 0, radius * 2, radius * 2)
    cvs.Initialize(p)
    cvs.DrawCircle(cvs.TargetRect.CenterX, cvs.TargetRect.CenterY, cvs.TargetRect.Width / 2, clr, True, 0)
    Dim bmp As B4XBitmap = cvs.CreateBitmap
    For i = 1 To 5
        CreateHaloEffectHelper(Parent,bmp, x, y, clr, radius)
        Sleep(800)
    Next
End Sub

Sub CreateHaloEffectHelper (Parent As B4XView,bmp As B4XBitmap, x As Int, y As Int, clr As Int, radius As Int)
    Dim iv As ImageView
    iv.Initialize("")
    Dim p As B4XView = iv
    p.SetBitmap(bmp)
    Parent.AddView(p, x, y, 0, 0)
    Dim duration As Int = 3000
    p.SetLayoutAnimated(duration, x - radius, y - radius, 2 * radius, 2 * radius)
    p.SetVisibleAnimated(duration, False)
    Sleep(duration)
    p.RemoveViewFromParent
End Sub

Waiting for debugger to connect...
Program started.
Error occurred on line: 768 (Main)
java.lang.ClassCastException: class anywheresoftware.b4j.objects.Form cannot be cast to class javafx.scene.layout.Pane (anywheresoftware.b4j.objects.Form is in unnamed module of loader 'app'; javafx.scene.layout.Pane is in module javafx.graphics of loader 'app')
at anywheresoftware.b4j.objects.PaneWrapper.getNumberOfNodes(PaneWrapper.java:369)
at anywheresoftware.b4j.objects.PaneWrapper.AddNode(PaneWrapper.java:311)
at anywheresoftware.b4a.objects.B4XViewWrapper.AddView(B4XViewWrapper.java:523)
at b4j.example.main$ResumableSub_CreateHaloEffectHelper.resume(main.java:2567)
at b4j.example.main._createhaloeffecthelper(main.java:2517)
at b4j.example.main$ResumableSub_CreateHaloEffect.resume(main.java:1111)
at b4j.example.main._createhaloeffect(main.java:1023)
at b4j.example.main$ResumableSub_AppStart.resume(main.java:464)
at anywheresoftware.b4a.shell.DebugResumableSub$DelegatableResumableSub.resumeAsUserSub(DebugResumableSub.java:47)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:566)
at anywheresoftware.b4a.shell.Shell.runMethod(Shell.java:632)
at anywheresoftware.b4a.shell.Shell.raiseEventImpl(Shell.java:237)
at anywheresoftware.b4a.shell.Shell.raiseEvent(Shell.java:167)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.base/java.lang.reflect.Method.invoke(Method.java:566)
at anywheresoftware.b4a.BA.raiseEvent2(BA.java:91)
at anywheresoftware.b4a.shell.ShellBA.raiseEvent2(ShellBA.java:98)
at anywheresoftware.b4a.BA.raiseEvent(BA.java:78)
at anywheresoftware.b4a.shell.DebugResumableSub$DelegatableResumableSub.resume(DebugResumableSub.java:42)
at anywheresoftware.b4a.BA.checkAndRunWaitForEvent(BA.java:136)
at anywheresoftware.b4a.BA.raiseEvent2(BA.java:85)
at anywheresoftware.b4a.shell.ShellBA.raiseEvent2(ShellBA.java:98)
at anywheresoftware.b4a.keywords.Common.CallSub4(Common.java:487)
at anywheresoftware.b4a.keywords.Common.access$0(Common.java:467)
at anywheresoftware.b4a.keywords.Common$CallSubDelayedHelper.run(Common.java:541)
at javafx.graphics/com.sun.javafx.application.PlatformImpl.lambda$runLater$10(PlatformImpl.java:428)
at java.base/java.security.AccessController.doPrivileged(Native Method)
at javafx.graphics/com.sun.javafx.application.PlatformImpl.lambda$runLater$11(PlatformImpl.java:427)
at javafx.graphics/com.sun.glass.ui.InvokeLaterDispatcher$Future.run(InvokeLaterDispatcher.java:96)
at javafx.graphics/com.sun.glass.ui.win.WinApplication._runLoop(Native Method)
at javafx.graphics/com.sun.glass.ui.win.WinApplication.lambda$runLoop$3(WinApplication.java:174)
at java.base/java.lang.Thread.run(Thread.java:834)

Click to expand...