Sub New Structures не работает VS2022

Public Structure ProgStructure
        Public Name As String
        Public Comment As String
        Public Frame As List(Of FrameStructure)
        Sub ini()
            Frame.Clear()
            Frame = New List(Of FrameStructure)
            Name = Nothing
            Comment = Nothing
        End Sub
        Public Sub New() '<-- Подчеркивает красным!
            ini()
        End Sub
End Structure

    Public Structure ProgStructure
        Public Name As String
        Public Comment As String
        Public Frame As List(Of FrameStructure)
        Sub ini(myName As String, myComment As String)
            If Not Frame Is Nothing Then Frame.Clear()
            Frame = New List(Of FrameStructure)
            Name = myName
            Comment = myComment
        End Sub
        Public Sub New(myName As String, myComment As String) '<-- Подчеркивает красным!
            ini(myName, myComment)
        End Sub
    End Structure

 Dim myStruct As ProgStructure = New ProgStructure(Nothing, Nothing)

Public Structure ProgStructure
        Public Name As String
        Public Comment As String
        Public Frame As New List(Of FrameStructure)
End Structure

Public Sub New(ii As Integer)
    ini()
End Sub

Dim dd As New ProgStructure(2)