继承模式下 IncludeMany 异常

[woodcoal]

	<Table("User")>
	Public Class UserEntity

		Public Property ID As Long
		Public Property Account As String

		<Navigate(ManyToMany:=GetType(RoleUserEntity))>
		Public Property Roles As IEnumerable(Of RoleEntity)

	End Class

	<Table("Role")>
	Public Class RoleEntity

		Public Property ID As Long
		Public Property Name As String

		<Navigate(ManyToMany:=GetType(RoleUserEntity))>
		Public Property Users As IEnumerable(Of RoleEntity)

	End Class

	<Table("RoleUser")>
	Public Class RoleUserEntity

		Public Property ID As Long

		Public Property RoleId As Long
		Public Property Role As RoleEntity

		Public Property UserId As Long
		Public Property User As UserEntity

	End Class

	<Table("User")>
	Public Class AppUserEntity
		Inherits UserEntity

	End Class

Db.Select(Of UserEntity).IncludeMany(Function(x) x.Roles).ToList() 执行正常

Db.Select(Of AppUserEntity).IncludeMany(Function(x) x.Roles).ToList() 执行异常

[2881099]

导航属性，暂时不支持继承