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Server   Error   in   '/ '   Application.
--------------------------------------------

Object   reference   not   set   to   an   instance   of   an   object.  
Description:   An   unhandled   exception   occurred   during   the   execution   of   the   current   web   request.   Please   review   the   stack   trace   for   more   information   about   the   error   and   where   it   originated   in   the   code.  

Exception   Details:   System.NullReferenceException:   Object   reference   not   set   to   an   instance   of   an   object.

Source   Error:  

An   unhandled   exception   was   generated   during   the   execution   of   the   current   web   request.   Information   regarding   the   origin   and   location   of   the   exception   can   be   identified   using   the   exception   stack   trace   below.    

Stack   Trace:  


[NullReferenceException:   Object   reference   not   set   to   an   instance   of   an   object.]
      Class_Data.GetConfig(String   strDomain)   +154
      index.Page_Load(Object   sender,   EventArgs   e)   +84
      System.Web.Util.CalliHelper.EventArgFunctionCaller(IntPtr   fp,   Object   o,   Object   t,   EventArgs   e)   +15
      System.Web.Util.CalliEventHandlerDelegateProxy.Callback(Object   sender,   EventArgs   e)   +34
      System.Web.UI.Control.OnLoad(EventArgs   e)   +99
      System.Web.UI.Control.LoadRecursive()   +47
      System.Web.UI.Page.ProcessRequestMain(Boolean   includeStagesBeforeAsyncPoint,   Boolean   includeStagesAfterAsyncPoint)   +1061
 
本地调试正常，上传后出错```解决不鸟`

------解决方案--------------------

注意
Class_Data.GetConfig(String strDomain)
这个函数中有试图访问空对象的异常