System.Web.Extensions, Version=1.0.61025.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35
解决方案在下面，先描述一下问题，百度和谷歌收录一下。
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: Could not load file or assembly 'System.Web.Extensions, Version=1.0.61025.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35' or one of its dependencies. The system cannot find the file specified.
Source Error:
Line 30: <compilation debug="true" defaultLanguage="c#">
Line 31: <assemblies>
Line 32: <add assembly="System.Web.Extensions, Version=1.0.61025.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35"/>
Line 33: <add assembly="System.Web.Extensions.Design, Version=1.0.61025.0, Culture=neutral, PublicKeyToken=31BF3856AD364E35"/
Line 34: <add assembly="System.Design, Version=2.0.0.0, Culture=neutral, PublicKeyToken=B03F5F7F11D50A3A"/> |
Source File: C:/Inetpub/vhosts/hamaracar.com/httpdocs/web.config Line:32
Assembly Load Trace: The following information can be helpful to determine why the assembly 'System.Web.Extensions, Version=1.0.61025.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35' could not be loaded.
WRN: Assembly binding logging is turned OFF. To enable assembly bind failure logging, set the registry value [HKLM/Software/Microsoft/Fusion!EnableLog] (DWORD) to 1. Note: There is some performance penalty associated with assembly bind failure logging. To turn this feature off, remove the registry value [HKLM/Software/Microsoft/Fusion!EnableLog] |
Version Information: Microsoft .NET Framework Version:2.0.50727.832; ASP.NET Version:2.0.50727.832
解决：
在C:/Program Files/Microsoft ASP.NET/ASP.NET 2.0 AJAX Extensions/ v.1.0.61025/找到System.Web.Extensions. dll
在C:/Program Files/Microsoft ASP.NET/ ASP. NET 2.0 AJAX Futures January CTP/ v.1.0.61025找到Microsoft.Web.Preview.dll
拷贝到bin目录再引用；
“This error looks like your application is not finding the AJAX dll.Is AJAX installed on the server?”