Hi,
For VB.net help check with the experts at these Microsoft Developer resources.
And of course check with AutoCAD 2014 Support and their community forums.
AutoCad
http://usa.autodesk.com/autocad/
AutoCad - Support
http://usa.autodesk.com/adsk/servlet/ps/index?siteID=123112&id=2714854&linkID=9240617
AutoCad - Communities (and Forums) <- excellent source of information
http://usa.autodesk.com/adsk/servlet/index?id=7460177&siteID=123112
MSDN - Developers
http://msdn.microsoft.com/en-us/dn308572.aspx
MSDN - Developers - Community
http://msdn.microsoft.com/developer-communities-msdn
MSDN - Forums
http://social.msdn.microsoft.com/Forums/en/categories/
MSDN - Where is the Forum For…?
http://social.msdn.microsoft.com/Forums/en/whatforum/threads
Hope this helps.
Rob Brown - Microsoft MVP <- profile - Windows Experience : Bicycle - Mark Twain said it right.