新装的服务器,ASP.NET程序提示:Unrecognized attribute 'type'

新安装的2003 SERVER ,NET Framework 3.5也安装成功,CrystalReport 2008 Redist也安装了,
打开程序网页,结果出现如下错误:

Unrecognized attribute 'type'

Configuration Error

Description: An error occurred during the processing of a configuration file required to service this request. Please review the specific error details below and modify your configuration file appropriately.

Parser Error Message: Unrecognized attribute 'type'.

Line 23:         <sectionGroup name="system.web.extensions" type="System.Web.Configuration.SystemWebExtensionsSectionGroup, System.Web.Extensions, Version=3.5.0.0, Culture=neutral, PublicKeyToken=31BF3856AD364E35">

Parser Error Message: Unrecognized attribute 'type'.

Parser Error Message:

处理方式:

修改IIS中的ASP.NET使用版本,

由原1.1.4322改为2.0.50727

转载于:https://www.cnblogs.com/Fortunelee/archive/2008/03/19/1113262.html