动网.net论坛突然出错打不开（紧急求救）

问题描述：

具体是静态页面能正常打开，但是用到数据库的动网.net论坛程序页面都打不开 很是紧急 请教高手指点该怎么办啊 页面内容如下

Server Error in '/' Application.
--------------------------------------------------------------------------------

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: Access is denied: 'Dvbbs.bbs'.

Source Error:

Line 3: <system.web>
Line 4: <httpModules>
Line 5: <add type="Dvbbs.Web.UrlRewriter.HttpModule, Dvbbs.bbs" name="DvModuleRewriter" />
Line 6: </httpModules>
Line 7: <!-- <compilation defaultLanguage="c#" debug="true" /> -->

Source File: D:\wwwroot\691221939hjj\wwwroot\web.config Line: 5

Assembly Load Trace: The following information can be helpful to determine why the assembly 'Dvbbs.bbs' could not be loaded.

=== Pre-bind state information ===
LOG: DisplayName = Dvbbs.bbs
(Partial)
LOG: Appbase = file:///D:/wwwroot/691221939hjj/wwwroot
LOG: Initial PrivatePath = bin
Calling assembly : (Unknown).
===

LOG: Policy not being applied to reference at this time (private, custom, partial, or location-based assembly bind).
LOG: Post-policy reference: Dvbbs.bbs
LOG: Attempting download of new URL file:///c:/winnt/microsoft.net/framework/v1.1.4322/Temporary ASP.NET Files/root/eb6c3a3e/1e0696ce/Dvbbs.bbs.DLL.
LOG: Attempting download of new URL file:///c:/winnt/microsoft.net/framework/v1.1.4322/Temporary ASP.NET Files/root/eb6c3a3e/1e0696ce/Dvbbs.bbs/Dvbbs.bbs.DLL.
LOG: Attempting download of new URL file:///D:/wwwroot/691221939hjj/wwwroot/bin/Dvbbs.bbs.DLL.
LOG: Policy not being applied to reference at this time (private, custom, partial, or location-based assembly bind).
LOG: Post-policy reference: Dvbbs.bbs, Version=1.1.0.26742, Culture=neutral, PublicKeyToken=null

--------------------------------------------------------------------------------
Version Information: Microsoft .NET Framework Version:1.1.4322.2407; ASP.NET Version:1.1.4322.2407
我哪里也没有改,好好的就成这了,遇到这问题改怎么解决呀

是什么原因引起的类库版本出问题啊,好端端的就出问题拉,很是不理解

问题解答：

spring 的命名空间错误了
你改了什么地方。这样分析不出来的。

重装下试试。。类库版本出问题了。

这个就不知道了。。写程序经常碰到。