title: AttachmentCollection attachmentCollection in C#
body: <p>I am trying to utilize the AttachmentCollection Class in C# and when I try to create a new instance of it it gives me an error saying "Error 32 The type 'System.Net.Mail.AttachmentCollection' has no constructors defined"....
  Here is what I was trying, how to a create a new instance of this if there are no constructors defined ?</p>
  
  <pre><code>AttachmentCollection attachmentCollection = new AttachmentCollection();
  </code></pre>
  
  <p>Thanks for your help!</p>