“/”应用程序中的服务器错误。

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行 179:                ClearCache();
行 180:            }
行 181:            Response.Write(Application[ch_yet_cache_key].ToString());
行 182:            Response.End();
行 183:        }

[NullReferenceException: 未将对象引用设置到对象的实例。]
   ASP.<PageLoadAsync>d__0.MoveNext() in e:\www\bx1.wskmn.com\index.aspx:181
   System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task) +99
   System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task) +58
   System.Web.UI.<ExecuteTasksAsync>d__3.MoveNext() +363
   System.Runtime.CompilerServices.TaskAwaiter.ThrowForNonSuccess(Task task) +99
   System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task) +58
   System.Web.UI.<ProcessRequestAsync>d__554.MoveNext() +876