Server Error in '/' Application.

The semaphore timeout period has expired

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.ComponentModel.Win32Exception: The semaphore timeout period has expired

Source Error:


Line 48:                 c.Open();
Line 49:                 SqlCommand cmd3 = new SqlCommand("select * from EbookPublish where ProductId='" + Request.QueryString["ProductId"].ToString() + "'", c);
Line 50:                 SqlDataReader dr3 = cmd3.ExecuteReader();
Line 51:                 if (dr3.Read())
Line 52:                 {

Source File: d:\inetpub\vhosts\bookamaze.com\httpdocs\single8.aspx.cs    Line: 50

Stack Trace:


[Win32Exception (0x80004005): The semaphore timeout period has expired]

[SqlException (0x80131904): A transport-level error has occurred when receiving results from the server. (provider: TCP Provider, error: 0 - The semaphore timeout period has expired.)]
   System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction) +3335264
   System.Data.SqlClient.TdsParser.ThrowExceptionAndWarning(TdsParserStateObject stateObj, Boolean callerHasConnectionLock, Boolean asyncClose) +334
   System.Data.SqlClient.TdsParserStateObject.ReadSniError(TdsParserStateObject stateObj, UInt32 error) +857
   System.Data.SqlClient.TdsParserStateObject.ReadSniSyncOverAsync() +299
   System.Data.SqlClient.TdsParserStateObject.TryReadNetworkPacket() +126
   System.Data.SqlClient.TdsParserStateObject.TryPrepareBuffer() +97
   System.Data.SqlClient.TdsParserStateObject.TryReadByte(Byte& value) +47
   System.Data.SqlClient.TdsParser.TryRun(RunBehavior runBehavior, SqlCommand cmdHandler, SqlDataReader dataStream, BulkCopySimpleResultSet bulkCopyHandler, TdsParserStateObject stateObj, Boolean& dataReady) +704
   System.Data.SqlClient.SqlDataReader.TryConsumeMetaData() +89
   System.Data.SqlClient.SqlDataReader.get_MetaData() +101
   System.Data.SqlClient.SqlCommand.FinishExecuteReader(SqlDataReader ds, RunBehavior runBehavior, String resetOptionsString, Boolean isInternal, Boolean forDescribeParameterEncryption, Boolean shouldCacheForAlwaysEncrypted) +624
   System.Data.SqlClient.SqlCommand.RunExecuteReaderTds(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, Boolean async, Int32 timeout, Task& task, Boolean asyncWrite, Boolean inRetry, SqlDataReader ds, Boolean describeParameterEncryptionRequest) +3392
   System.Data.SqlClient.SqlCommand.RunExecuteReader(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, String method, TaskCompletionSource`1 completion, Int32 timeout, Task& task, Boolean& usedCache, Boolean asyncWrite, Boolean inRetry) +725
   System.Data.SqlClient.SqlCommand.RunExecuteReader(CommandBehavior cmdBehavior, RunBehavior runBehavior, Boolean returnStream, String method) +84
   System.Data.SqlClient.SqlCommand.ExecuteReader(CommandBehavior behavior, String method) +312
   System.Data.SqlClient.SqlCommand.ExecuteReader() +142
   single8.Page_Load(Object sender, EventArgs e) in d:\inetpub\vhosts\bookamaze.com\httpdocs\single8.aspx.cs:50
   System.Web.UI.Control.OnLoad(EventArgs e) +108
   System.Web.UI.Control.LoadRecursive() +90
   System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +1533


Version Information: Microsoft .NET Framework Version:4.0.30319; ASP.NET Version:4.8.4700.0