“/”应用程序中的服务器错误。

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[SqlException (0x80131904): 无法打开登录所请求的数据库 "yyb"。登录失败。
用户 'yybc' 登录失败。]
   System.Data.ProviderBase.DbConnectionPool.GetConnection(DbConnection owningObject) +1116
   System.Data.ProviderBase.DbConnectionFactory.GetConnection(DbConnection owningConnection) +103
   System.Data.ProviderBase.DbConnectionClosed.OpenConnection(DbConnection outerConnection, DbConnectionFactory connectionFactory) +116
   System.Data.SqlClient.SqlConnection.Open() +154
   XYECOM.Core.Data.SqlHelper.PrepareCommand(SqlCommand cmd, SqlConnection conn, SqlTransaction trans, CommandType cmdType, String cmdText, SqlParameter[] cmdParms) +92
   XYECOM.Core.Data.SqlHelper.ExecuteReader(String connectionString, CommandType cmdType, String cmdText, SqlParameter[] commandParameters) +224
   XYECOM.Core.Data.SqlHelper.ExecuteReader(CommandType cmdType, String cmdText, SqlParameter[] commandParameters) +52
   XYECOM.SQLServer.UserReg.GetItem(String nameOrEmail) +191
   XYECOM.Business.UserReg.GetItem(String nameOrEmail) +133
   XYECOM.URL.HttpModule.ReUrl_BeginRequest(Object sender, EventArgs e) +15250
   System.Web.SyncEventExecutionStep.System.Web.HttpApplication.IExecutionStep.Execute() +128
   System.Web.HttpApplication.ExecuteStep(IExecutionStep step, Boolean& completedSynchronously) +76

[TypeInitializationException: “XYECOM.Business.FiltrateKeyWord”的类型初始值设定项引发异常。]
   XYECOM.Business.FiltrateKeyWord..ctor() +0
   XYECOM.Page.shop.machining..ctor() +44
   ASP.aspx_shop_default_machining_aspx..ctor() in c:\Windows\Microsoft.NET\Framework\v2.0.50727\Temporary ASP.NET Files\root\f1adeece\b14784f2\App_Web_u7-vyye5.13.cs:0
   __ASP.FastObjectFactory_app_web_u7_vyye5.Create_ASP_aspx_shop_default_machining_aspx() in c:\Windows\Microsoft.NET\Framework\v2.0.50727\Temporary ASP.NET Files\root\f1adeece\b14784f2\App_Web_u7-vyye5.17.cs:0
   System.Web.Compilation.BuildResultCompiledType.CreateInstance() +79
   System.Web.Compilation.BuildManager.CreateInstanceFromVirtualPath(VirtualPath virtualPath, Type requiredBaseType, HttpContext context, Boolean allowCrossApp, Boolean noAssert) +121
   System.Web.UI.PageHandlerFactory.GetHandlerHelper(HttpContext context, String requestType, VirtualPath virtualPath, String physicalPath) +31
   System.Web.UI.PageHandlerFactory.System.Web.IHttpHandlerFactory2.GetHandler(HttpContext context, String requestType, VirtualPath virtualPath, String physicalPath) +62
   System.Web.HttpApplication.MapHttpHandler(HttpContext context, String requestType, VirtualPath path, String pathTranslated, Boolean useAppConfig) +195
   System.Web.MapHandlerExecutionStep.System.Web.HttpApplication.IExecutionStep.Execute() +120
   System.Web.HttpApplication.ExecuteStep(IExecutionStep step, Boolean& completedSynchronously) +157