Android Question Getting Error while compile CustomlistView

Item #1
Item #2
Item #3
......

#Region  Project Attributes
    #ApplicationLabel: CustomListView
    #VersionCode: 1
    #VersionName:
    'SupportedOrientations possible values: unspecified, landscape or portrait.
    #SupportedOrientations: unspecified
    #CanInstallToExternalStorage: False
#End Region

#Region  Activity Attributes
    #FullScreen: False
    #IncludeTitle: True
#End Region

Sub Process_Globals
    'These global variables will be declared once when the application starts.
    'These variables can be accessed from all modules.
    Dim xui As XUI
End Sub

Sub Globals
    'These global variables will be redeclared each time the activity is created.
    'These variables can only be accessed from this module.
    
    Private CLV1 As CustomListView
End Sub

Sub Activity_Create(FirstTime As Boolean)
    'Do not forget to load the layout file created with the visual designer. For example:
    Activity.LoadLayout("Main")
    CLV1.DefaultTextBackgroundColor=Colors.Gray
    For i = 0 To 10
        CLV1.Add(createItem("Item #" & i,CLV1.AsView.Width,40dip),i)   
    Next

End Sub

Sub Activity_Resume

End Sub

Sub Activity_Pause (UserClosed As Boolean)

End Sub

private Sub createItem(Text As String,width As Int,height As Int) As B4XView
    Dim p As B4XView=xui.CreatePanel("")
    p.SetLayoutAnimated(0,0,0,100%x,10%x)
    p.Color=Colors.White
    Dim lbl As Label
    lbl.Initialize("")
    lbl.Text=Text
    lbl.TextColor=Colors.Black
    p.AddView(lbl,0,0,4dip,5dip)
    
    Return  p
End Sub

Dim btnxpan As Button
btnxpan.Initialize("")
btnxpan.Color=Colors.Gray
btnxpan.TextColor=Colors.Black
btnxpan.Width=30%x
btnxpan.Text=Text
p.AddView(btnxpan,90%x,10dip,10dip,10dip)
Return p