用友 9.21 问题

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用友 9.21 问题
本事可以用的从新启动下服务器就出现如下提示 是怎么会事 啊

无法打开登录所请求的数据库 "UFyy"。登录失败。用户 'sa' 登录失败。

说明 : 无法打开登录所请求的数据库 "UFyy"。登录失败。用户 'sa' 登录失败。 更多信息 PageURL: /PortalV21/Sign/Default.aspx?ReturnUrl=%2fPortalV21%2ferp%2fdisplay.aspx%3flnk%3dblank%26sId%3dhomenid&lnk=blank&sId=homenid 堆栈信息： [System.Data.SqlClient.SqlException : 无法打开登录所请求的数据库 "UFyy"。登录失败。用户 'sa' 登录失败。]   在 System.Data.SqlClient.SqlInternalConnection.OnError(SqlException exception, Boolean breakConnection)   在 System.Data.SqlClient.TdsParser.ThrowExceptionAndWarning(TdsParserStateObject stateObj)   在 System.Data.SqlClient.TdsParser.Run(RunBehavior runBehavior, SqlCommand cmdHandler, SqlDataReader dataStream, BulkCopySimpleResultSet bulkCopyHandler, TdsParserStateObject stateObj)   在 System.Data.SqlClient.SqlInternalConnectionTds.CompleteLogin(Boolean enlistOK)   在 System.Data.SqlClient.SqlInternalConnectionTds.AttemptOneLogin(ServerInfo serverInfo, String newPassword, Boolean ignoreSniOpenTimeout, Int64 timerExpire, SqlConnection owningObject)   在 System.Data.SqlClient.SqlInternalConnectionTds.LoginNoFailover(String host, String newPassword, Boolean redirectedUserInstance, SqlConnection owningObject, SqlConnectionString connectionOptions, Int64 timerStart)   在 System.Data.SqlClient.SqlInternalConnectionTds.OpenLoginEnlist(SqlConnection owningObject, SqlConnectionString connectionOptions, String newPassword, Boolean redirectedUserInstance)   在 System.Data.SqlClient.SqlInternalConnectionTds..ctor(DbConnectionPoolIdentity identity, SqlConnectionString connectionOptions, Object providerInfo, String newPassword, SqlConnection owningObject, Boolean redirectedUserInstance)   在 System.Data.SqlClient.SqlConnectionFactory.CreateConnection(DbConnectionOptions options, Object poolGroupProviderInfo, DbConnectionPool pool, DbConnection owningConnection)   在 System.Data.ProviderBase.DbConnectionFactory.CreatePooledConnection(DbConnection owningConnection, DbConnectionPool pool, DbConnectionOptions options)   在 System.Data.ProviderBase.DbConnectionPool.CreateObject(DbConnection owningObject)   在 System.Data.ProviderBase.DbConnectionPool.UserCreateRequest(DbConnection owningObject)   在 System.Data.ProviderBase.DbConnectionPool.GetConnection(DbConnection owningObject)   在 System.Data.ProviderBase.DbConnectionFactory.GetConnection(DbConnection owningConnection)   在 System.Data.ProviderBase.DbConnectionClosed.OpenConnection(DbConnection outerConnection, DbConnectionFactory connectionFactory)   在 System.Data.SqlClient.SqlConnection.Open()   在 UFSoft.UBF.UI.Portal.WebControls.WebParts.SqlConnectionHolder.Open(HttpContext context, Boolean revertImpersonate)   在 UFSoft.UBF.UI.Portal.WebControls.WebParts.SqlConnectionHelper.GetConnection(String connectionString, Boolean revertImpersonation)   在 UFSoft.UBF.UI.Portal.WebControls.WebParts.SqlProfileProvider.GetPropertyValuesFromDatabase(String userName, SettingsPropertyValueCollection svc)   在 UFSoft.UBF.UI.Portal.WebControls.WebParts.SqlProfileProvider.GetPropertyValues(SettingsContext sc, SettingsPropertyCollection properties)   在 System.Configuration.SettingsBase.GetPropertiesFromProvider(SettingsProvider provider)   在 System.Configuration.SettingsBase.GetPropertyValueByName(String propertyName)   在 System.Configuration.SettingsBase.get_Item(String propertyName)   在 System.Web.Profile.ProfileBase.GetInternal(String propertyName)   在 System.Web.Profile.ProfileBase.get_Item(String propertyName)   在 UFSoft.UBF.UI.Portal.Components.CSProfile.GetObject(String key)   在 UFSoft.UBF.UI.Portal.Components.CSProfile.GetString(String key)   在 UFSoft.UBF.UI.Portal.Components.CSProfile.get_Theme()   在 UFSoft.UBF.UI.Portal.Components.CSUser.get_Theme()   在 UFSoft.UBF.UI.Portal.Components.CSContext.UpdateUserCategory(CSUser csUser)   在 UFSoft.UBF.UI.Portal.Components.CSContext.set_User(CSUser value)   在 UFSoft.UBF.UI.Portal.Components.CSContext.CheckAuthenticated()   在 UFSoft.UBF.UI.Portal.Components.CSContext..ctor(HttpContext context)   在 UFSoft.UBF.UI.Portal.Components.CSContext.Create(HttpContext context, Boolean isReWritten)   在 UFSoft.UBF.UI.Portal.CSHttpModule.Application_PostAcquireRequestState(Object source, EventArgs ea)   在 System.Web.HttpApplication.SyncEventExecutionStep.System.Web.HttpApplication.IExecutionStep.Execute()   在 System.Web.HttpApplication.ExecuteStep(IExecutionStep step, Boolean& completedSynchronously)