transport-level error has occurred when receiving results from the server (provider: TCP Provider, error: 0 - An existing connection was forcibly closed by the remote host.)

Hi,

I have one window application which accesing database continously  on different server. After performing operation on some number of records, it alway throws an exception (application and databse on different server) :

Exception :
A transport-level error has occurred when receiving results from the server. (provider: TCP Provider, error: 0 - An existing connection was forcibly closed by the remote host.)
Stack Trace:
   at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection)
   at System.Data.SqlClient.SqlInternalConnection.OnError(SqlException exception, Boolean breakConnection)
   at System.Data.SqlClient.TdsParser.ThrowExceptionAndWarning(TdsParserStateObject stateObj)
   at System.Data.SqlClient.TdsParserStateObject.ReadSniError(TdsParserStateObject stateObj, UInt32 error)
   at System.Data.SqlClient.TdsParserStateObject.ReadSni(DbAsyncResult asyncResult, TdsParserStateObject stateObj)
   at System.Data.SqlClient.TdsParserStateObject.ReadPacket(Int32 bytesExpected)
   at System.Data.SqlClient.TdsParserStateObject.ReadBuffer()
   at System.Data.SqlClient.TdsParserStateObject.ReadByteArray(Byte[] buff, Int32 offset, Int32 len)
   at System.Data.SqlClient.TdsParserStateObject.ReadUInt32()
   at System.Data.SqlClient.TdsParserStateObject.ReadPlpLength(Boolean returnPlpNullIfNull)
   at System.Data.SqlClient.TdsParserStateObject.ReadPlpBytes(Byte[]& buff, Int32 offst, Int32 len)
   at System.Data.SqlClient.TdsParserStateObject.ReadStringWithEncoding(Int32 length, Encoding encoding, Boolean isPlp)
   at System.Data.SqlClient.TdsParser.ReadSqlStringValue(SqlBuffer value, Byte type, Int32 length, Encoding encoding, Boolean isPlp, TdsParserStateObject stateObj)
   at System.Data.SqlClient.TdsParser.ReadSqlValue(SqlBuffer value, SqlMetaDataPriv md, Int32 length, TdsParserStateObject stateObj)
   at System.Data.SqlClient.SqlDataReader.ReadColumnData()
   at System.Data.SqlClient.SqlDataReader.ReadColumn(Int32 i, Boolean setTimeout)
   at System.Data.SqlClient.SqlDataReader.GetValueInternal(Int32 i)
   at System.Data.SqlClient.SqlDataReader.GetValue(Int32 i)
   at System.Data.SqlClient.SqlDataReader.get_Item(String name)
   at DTSearchIndexApplication.SearchDataSource.PopulateQueue(Int32 folderTypeId)