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[HttpException (0x80004005): 服務(wù)器無法在發(fā)送 HTTP 標(biāo)頭之后設(shè)置內(nèi)容類型。]
   System.Web.HttpResponse.set_ContentType(String value) +9781421
   System.Web.UI.Page.SetIntrinsics(HttpContext context, Boolean allowAsync) +249
   System.Web.UI.Page.ProcessRequestWithNoAssert(HttpContext context) +16
   System.Web.UI.Page.ProcessRequest(HttpContext context) +62
   ASP.aspx_main_news_list_aspx.ProcessRequest(HttpContext context) in c:\Windows\Microsoft.NET\Framework\v4.0.30319\Temporary ASP.NET Files\root\703d5b57\a8faa3e4\App_Web_yveykrv3.3.cs:0
   System.Web.CallHandlerExecutionStep.System.Web.HttpApplication.IExecutionStep.Execute() +195
   System.Web.HttpApplication.ExecuteStepImpl(IExecutionStep step) +50
   System.Web.HttpApplication.ExecuteStep(IExecutionStep step, Boolean& completedSynchronously) +73