错误！如题 web.config!!!!!!!!!!!!

Question

<?xml version="1.0" encoding="utf-8"?>
<!--
  有关如何配置 ASP.NET 应用程序的详细信息，请访问
  http://go.microsoft.com/fwlink/?LinkId=169433
  -->
  
  <configuration>
  <configSections>
    <!-- For more information on Entity Framework configuration, visit http://go.microsoft.com/fwlink/?LinkID=237468 -->
    <section name="entityFramework" type="System.Data.Entity.Internal.ConfigFile.EntityFrameworkSection, EntityFramework, Version=4.4.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" requirePermission="false" />
    <sectionGroup name="spring">
      <section name="context" type="Spring.Context.Support.WebContextHandler, Spring.Web" />
      <section name="objects" type="Spring.Context.Support.DefaultSectionHandler, Spring.Core" />
    </sectionGroup>
    <section name="databaseSettings" type="System.Configuration.NameValueSectionHandler" />
    <!-- Log4net日志输出配置 -->
    <section name="log4net" type="log4net.Config.Log4NetConfigurationSectionHandler, log4net" />
  </configSections>
  <!--Spring.Net节点详细配置-->
  <spring>
    <context>
      <!--配置文件在网站根目录下的Config文件夹下的Spring.xml记得把xml文件设置成始终复制到输出目录-->
      <!-- 嵌入在程序集中的配置文件 ，首先是程序集名称，然后命名空间，最后文件名, 注意名称的大小写必须完全一致 -->
      <resource uri="~/bin/Config/DataAccess.xml" />
      <resource uri="~/bin/Config/HibernateDaos.xml" />
      <resource uri="~/bin/Config/Services.xml" />
    </context>
  </spring>
  <!--数据库配置-->
  <databaseSettings>
    <add key="db.server" value="127.0.0.1" />
    <add key="db.database" value="FK2UserDB" />
    <add key="db.user" value="sa" />
    <add key="db.password" value="123456" />
  </databaseSettings>
  <!--Spring.Net节点详细配置结束-->
  <appSettings>    <!-- 服务器地址-->
    <add key="GameServiceAddress" value="127.0.0.1" />
    <add key="GameServicePort" value="8410" />
    <add key="RedisConnectionString" value="127.0.0.1:6379,allowadmin=true" />
    <!-- 超级管理员 -->
    <add key="SuperMen" value="admin" />    <!---配置Spring.Net NHibernate SessionFactory 对象-->
    <add key="Spring.Data.NHibernate.Support.OpenSessionInViewModule.SessionFactoryObjectName" value="NHibernateSessionFactory" />
    <add key="vs:EnableBrowserLink" value="false" />    <!--<add key="RedisConnectionString" value="127.0.0.1:6379,allowadmin=true" />-->  </appSettings>  <!-- log4net begin -->
  <log4net debug="true">
    <appender name="ErrorAppender" type="log4net.Appender.RollingFileAppender">
      <filter type="log4net.Filter.LevelMatchFilter">
        <levelToMatch value="ERROR" />
      </filter>
      <filter type="log4net.Filter.DenyAllFilter" />
      <!--日志文件名开头-->
      <file value="c:\\Log\\Man\Error\\" />
      <!--是否追加到文件-->
      <appendToFile value="true" />
      <!--混合使用日期和文件大小变换日志文件名-->
      <rollingStyle value="Composite" />
      <!--最大变换数量-->
      <maxSizeRollBackups value="10" />
      <!--最大文件大小-->
      <maximumFileSize value="500KB" />
      <!--日期的格式-->
      <staticLogFileName value="false" />
      <datePattern value="yyyyMMdd'.log'" />
      <layout type="log4net.Layout.PatternLayout">
        <conversionPattern value="%date  %logger : %message%newline" />
      </layout>
    </appender>
    <appender name="InfoAppender" type="log4net.Appender.RollingFileAppender">
      <filter type="log4net.Filter.LevelMatchFilter">
        <levelToMatch value="INFO" />
      </filter>
      <filter type="log4net.Filter.DenyAllFilter" />
      <!--日志文件名开头-->
      <file value="c:\\Log\\Man\Info\\" />
      <!--是否追加到文件-->
      <appendToFile value="true" />
      <!--混合使用日期和文件大小变换日志文件名-->
      <rollingStyle value="Composite" />
      <!--最大变换数量-->
      <maxSizeRollBackups value="10" />
      <!--最大文件大小-->
      <maximumFileSize value="500KB" />
      <!--日期的格式-->
      <staticLogFileName value="false" />
      <datePattern value="yyyyMMdd'.log'" />
      <layout type="log4net.Layout.PatternLayout">
        <conversionPattern value="%date  %logger : %message%newline" />
      </layout>
    </appender>
    <root>
      <level value="All" />
      <appender-ref ref="ErrorAppender" />
      <appender-ref ref="InfoAppender" />
    </root>
  </log4net>
  <!-- log4net end 27548 -->
  <connectionStrings>
    <add name="ConnectionStringFK2UserDB" connectionString="Data Source=127.0.0.1;Initial Catalog=FK2UserDB;User ID=sa;Password=123456" />
    <add name="ConnectionStringFK2PlatformDB" connectionString="Data Source=127.0.0.1;Initial Catalog=FK2PlatformDB;User ID=sa;Password=123456" />
    <add name="ConnectionStringFK2RecordDB" connectionString="Data Source=127.0.0.1;Initial Catalog=FK2RecordDB;User ID=sa;Password=123456" />
    
  </connectionStrings>
  <system.web>
    <compilation targetFramework="4.0" />
    <httpRuntime useFullyQualifiedRedirectUrl="true" executionTimeout="120" maxRequestLength="20972544"/>
    <authentication mode="Forms">
      <forms loginUrl="~/Login" timeout="2880" defaultUrl="~/" />
    </authentication>
    <profile defaultProvider="DefaultProfileProvider">
      <providers>
        <add name="DefaultProfileProvider" type="System.Web.Providers.DefaultProfileProvider, System.Web.Providers, Version=1.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35" connectionStringName="DefaultConnection" applicationName="/" />
      </providers>
    </profile>
    <membership defaultProvider="DefaultMembershipProvider">
      <providers>
        <add name="DefaultMembershipProvider" type="System.Web.Providers.DefaultMembershipProvider, System.Web.Providers, Version=1.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35" connectionStringName="DefaultConnection" enablePasswordRetrieval="false" enablePasswordReset="true" requiresQuestionAndAnswer="false" requiresUniqueEmail="false" maxInvalidPasswordAttempts="5" minRequiredPasswordLength="6" minRequiredNonalphanumericCharacters="0" passwordAttemptWindow="10" applicationName="/" />
      </providers>
    </membership>
    <roleManager defaultProvider="DefaultRoleProvider">
      <providers>
        <add name="DefaultRoleProvider" type="System.Web.Providers.DefaultRoleProvider, System.Web.Providers, Version=1.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35" connectionStringName="DefaultConnection" applicationName="/" />
      </providers>
    </roleManager>
    <!--
            If you are deploying to a cloud environment that has multiple web server instances,
            you should change session state mode from "InProc" to "Custom". In addition,
            change the connection string named "DefaultConnection" to connect to an instance
            of SQL Server (including SQL Azure and SQL  Compact) instead of to SQL Server Express.
      -->
    <sessionState mode="InProc" customProvider="DefaultSessionProvider">
      <providers>
        <add name="DefaultSessionProvider" type="System.Web.Providers.DefaultSessionStateProvider, System.Web.Providers, Version=1.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35" connectionStringName="DefaultConnection" />
      </providers>
    </sessionState>
  </system.web>
  <system.webServer>
    <modules runAllManagedModulesForAllRequests="true">
      <!---spring net  nhibernate sesion 自动加载必须设置次节点（ISS服务器必须配置）-->
      <add name="OpenSessionInView" type="Spring.Data.NHibernate.Support.OpenSessionInViewModule, Spring.Data.NHibernate4" />
      <add name="Spring" preCondition="integratedMode" type="Spring.Context.Support.WebSupportModule, Spring.Web" />
    </modules>
    <defaultDocument>
      <files>
        <add value="Index.aspx" />
      </files>
    </defaultDocument>
  </system.webServer>
  <runtime>
    <assemblyBinding xmlns="urn:schemas-microsoft-com:asm.v1">
      <dependentAssembly>
        <assemblyIdentity name="DotNetOpenAuth.Core" publicKeyToken="2780ccd10d57b246" />
        <bindingRedirect oldVersion="1.0.0.0-4.0.0.0" newVersion="4.1.0.0" />
      </dependentAssembly>
      <dependentAssembly>
        <assemblyIdentity name="DotNetOpenAuth.AspNet" publicKeyToken="2780ccd10d57b246" />
        <bindingRedirect oldVersion="0.0.0.0-4.1.0.0" newVersion="4.1.0.0" />
      </dependentAssembly>
      <dependentAssembly>
        <assemblyIdentity name="NHibernate" publicKeyToken="aa95f207798dfdb4" culture="neutral" />
        <bindingRedirect oldVersion="0.0.0.0-4.1.0.4000" newVersion="4.1.0.4000" />
      </dependentAssembly>
      <dependentAssembly>
        <assemblyIdentity name="log4net" publicKeyToken="669e0ddf0bb1aa2a" culture="neutral" />
        <bindingRedirect oldVersion="0.0.0.0-2.0.8.0" newVersion="2.0.8.0" />
      </dependentAssembly>
      <dependentAssembly>
        <assemblyIdentity name="System.Runtime" publicKeyToken="b03f5f7f11d50a3a" culture="neutral" />
        <bindingRedirect oldVersion="0.0.0.0-2.6.10.0" newVersion="2.6.10.0" />
      </dependentAssembly>
      <dependentAssembly>
        <assemblyIdentity name="System.Threading.Tasks" publicKeyToken="b03f5f7f11d50a3a" culture="neutral" />
        <bindingRedirect oldVersion="0.0.0.0-2.6.10.0" newVersion="2.6.10.0" />
      </dependentAssembly>
    </assemblyBinding>
  </runtime>
  <entityFramework>
    <defaultConnectionFactory type="System.Data.Entity.Infrastructure.LocalDbConnectionFactory, EntityFramework">
      <parameters>
        <parameter value="v11.0" />
      </parameters>
    </defaultConnectionFactory>
  </entityFramework>
</configuration>
----------------以上是web.config文件-------------------------------以下是后台点开某个按钮就会报错！-------------------小哥哥们 帮帮忙！

Answer 1

在 配置文件 web节点下面 添加一个<customeError model="on"/>