C#创建Autocad实例

C#创建AcadApplication实例时，有时候会创建实例失败，找了好久，参考以下链接整理了一下代码，经过测试，运行ok。

ref: http://through-the-interface.typepad.com/through_the_interface/2010/02/handling-com-calls-rejected-by-autocad-from-an-external-net-application.html

 

ref: http://social.msdn.microsoft.com/Forums/en-US/vsto/thread/1dab0874-bba5-481a-9986-a11a66efa0a0

 

ref: http://msdn.microsoft.com/en-us/library/ms693740(VS.85).aspx

 

using System; using System.Collections.Generic; using System.Linq; using System.Text; using Autodesk