发送HTTP标头后无法重定向. [英] Cannot redirect after HTTP headers have been sent.

问题描述

生成报告后重定向到新页面.(我必须这样做)

因此，生成了报告，但给了我错误发送HTTP标头后无法重定向.

这是我的代码....

after generate report redirecting to new page.(this i have to do )

so, report is generated but gives me error Cannot redirect after HTTP headers have been sent.

here is my code....

view_report(); //gets records  from database.
       try
       {
           Rpt.ExportToHttpResponse(ExportFormatType.Excel, Response, true, "Summary Report");


       }
       catch (Exception ex)
       {
           Console.WriteLine(ex.Message);
           ex = null;
       }
       finally
       {
           Response.Redirect("~/MessagePage.aspx",false);
       }

所以我都想要
生成报告并重定向到新页面.

so i want both
generate report and redirecting to new page.

推荐答案

尝试:

Response.Redirect("~/MessagePage.aspx", false);

此处的详细信息: MSDN:HttpResponse.Redirect方法(字符串，布尔值) [ ^ ]

Details here: MSDN: HttpResponse.Redirect Method (String, Boolean)[^]

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