this morning when start work, my colleague's sony vaio computer can not work with the Dell projector, so i contacted the Sony in China, the told me their service website have the correct driver avaliable for download, it need 3 drivers for the external VGA port to work.
1. Sony_Shared_Library
2. Sony_Utilities_DLL
3. VAIO_Event_Service
while click the download bottom on the Http://service.sony.com.cn/vaio website. it shows following errow.
the costomer service asked me to wait for a moment, 2 hours later it still show the same error, so i called them again, i was told that they will fix this problem ASAP.

Description: An unhandled exception occurred during the execution of the current web request. Please review the stack trace for more information about the error and where it originated in the code.

Exception Details: System.Data.SqlClient.SqlException: 数据库 'SonyVAIO' 的日志已满。请备份该数据库的事务日志以释放一些日志空间。

Source Error:

An unhandled exception was generated during the execution of the current web request. Information regarding the origin and location of the exception can be identified using the exception stack trace below.

Stack Trace:

[SqlException (0x80131904): 数据库 'SonyVAIO' 的日志已满。请备份该数据库的事务日志以释放一些日志空间。]
System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection) +857434
System.Data.SqlClient.SqlInternalConnection.OnError(SqlException exception, Boolean breakConnection) +735046
System.Data.SqlClient.TdsParser.ThrowExceptionAndWarning(TdsParserStateObject stateObj) +188
System.Data.SqlClient.TdsParser.Run(RunBehavior runBehavior, SqlCommand cmdHandler, SqlDataReader dataStream, BulkCopySimpleResultSet bulkCopyHandler, TdsParserStateObject stateObj) +1838
System.Data.SqlClient.SqlCommand.RunExecuteNonQueryTds(String methodName, Boolean async) +192
System.Data.SqlClient.SqlCommand.InternalExecuteNonQuery(DbAsyncResult result, String methodName, Boolean sendToPipe) +380
System.Data.SqlClient.SqlCommand.ExecuteNonQuery() +135
SonyVAIO.DBAccess.DABase.ExecuteNonQuery(String sql, Boolean UseParam) in C:\works\SonyVAIO\Source\DBAccess\DABase.cs:254
SonyVAIO.Business.TransDataProcess.LogVisit(String strURL, String strGUID, DateTime dtVisit) in C:\works\SonyVAIO\Source\Business\TransDataProcess.cs:25
SonyVAIO.Business.TransDataProcess.LogVisit(String strURL, String strGUID) in C:\works\SonyVAIO\Source\Business\TransDataProcess.cs:15
UserControls_DownloadSummory.DownLoadFile() +149
UserControls_DownloadSummory.ParseAction() +806
UserControls_DownloadSummory.Page_Load(Object sender, EventArgs e) +29
System.Web.Util.CalliHelper.EventArgFunctionCaller(IntPtr fp, Object o, Object t, EventArgs e) +15
System.Web.Util.CalliEventHandlerDelegateProxy.Callback(Object sender, EventArgs e) +34
System.Web.UI.Control.OnLoad(EventArgs e) +99
System.Web.UI.Control.LoadRecursive() +47
System.Web.UI.Control.LoadRecursive() +131
System.Web.UI.Control.LoadRecursive() +131
System.Web.UI.Control.LoadRecursive() +131
System.Web.UI.Control.LoadRecursive() +131
System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +1061