linq - MySql.Data.MySqlClient.MySqlException Timeout Expired c# -

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i'm getting error

mysql.data.mysqlclient.mysqlexception timeout expired

in in mysqlreader

my code

public mysqlreader(mysqlcommand command)         {             if (command.type == mysqlcommandtype.select)             {                 _dataset = new dataset();                 _row = 0;                 using (mysql.data.mysqlclient.mysqlconnection conn = dataholder.mysqlconnection)                 {                     conn.open();                     using (var dataadapter = new mysqldataadapter(command.command, conn))                         dataadapter.fill(_dataset, table);                     ((idisposable)command).dispose();  // in line                 }             }         }

what can fix this?

full error:

[04:46:58] mysql.data.mysqlclient.mysqlexception (0x80004005): timeout expired. timeout period elapsed prior completion of operation or server s not responding. ---> system.timeoutexception: connection attempt failed beca use connected party did not respond after period of time, or esta blished connection failed because connected host has failed respond ---> syst em.io.ioexception: unable read data transport connection: connecti on attempt failed because connected party did not respond after p eriod of time, or established connection failed because connected host has faile d respond. ---> system.net.sockets.socketexception: connection attempt fail ed because connected party did not respond after period of time, or established connection failed because connected host has failed respond @ system.net.sockets.networkstream.read(byte[] buffer, int32 offset, int32 s ize) --- end of inner exception stack trace --- @ system.net.sockets.networkstream.read(byte[] buffer, int32 offset, int32 s ize) @ mynetworkstream.read(byte[] buffer, int32 offset, int32 count) --- end of inner exception stack trace --- @ mynetworkstream.handleorrethrowexception(exception e) @ mynetworkstream.read(byte[] buffer, int32 offset, int32 count) @ mysql.data.mysqlclient.timedstream.read(byte[] buffer, int32 offset, int32 count) @ system.io.bufferedstream.read(byte[] array, int32 offset, int32 count) @ mysql.data.mysqlclient.mysqlstream.readfully(stream stream, byte[] buffer, int32 offset, int32 count) @ mysql.data.mysqlclient.mysqlstream.loadpacket() @ mysql.data.mysqlclient.mysqlstream.readpacket() @ mysql.data.mysqlclient.nativedriver.getresult(int32& affectedrow, int32& nsertedid) @ mysql.data.mysqlclient.driver.nextresult(int32 statementid) @ mysql.data.mysqlclient.mysqldatareader.nextresult() @ mysql.data.mysqlclient.mysqlcommand.executereader(commandbehavior behavior ) @ mysql.data.mysqlclient.mysqlconnection.handletimeoutorthreadabort(exceptio n ex) @ mysql.data.mysqlclient.mysqlcommand.executereader(commandbehavior behavior ) @ mysql.data.mysqlclient.mysqlcommand.executedbdatareader(commandbehavior havior) @ system.data.common.dbcommand.system.data.idbcommand.executereader(commandb ehavior behavior) @ system.data.common.dbdataadapter.fillinternal(dataset dataset, datatable[] datatables, int32 startrecord, int32 maxrecords, string srctable, idbcommand co mmand, commandbehavior behavior) @ system.data.common.dbdataadapter.fill(dataset dataset, int32 startrecord, int32 maxrecords, string srctable, idbcommand command, commandbehavior behavior)

at system.data.common.dbdataadapter.fill(dataset dataset, string srctable) @ deadpool.database.mysqlreader..ctor(mysqlcommand command) in c:\users\admi nistrator\desktop\newsource\source\database\mysql\mysqlreader.cs:line 26 @ deadpool.database.skilltable.loadspells(gamestate client) in c:\users\admi nistrator\desktop\newsource\source\database\skilltable.cs:line 161
@ deadpool.database.skilltable.loadspells(gamestate client, mysqlconnection conn) in c:\users\administrator\desktop\newsource\source\database\skilltable.cs: line 184 @ deadpool.client.gamestate.loaddata(boolean loadfake) in c:\users\administr ator\desktop\newsource\source\client\gamestate.cs:line 6290 @ deadpool.network.packethandler.dologin(gamestate client) in c:\users\admin istrator\desktop\newsource\source\network\packethandler.cs:line 27490 @ deadpool.network.packethandler.appendconnect(connect appendconnect, gamest ate client) in c:\users\administrator\desktop\newsource\source\network\packethan dler.cs:line 27434 @ deadpool.network.packethandler.handlepacket(byte[] packet, gamestate clien t) in c:\users\administrator\desktop\newsource\source\network\packethandler.cs:l ine 2494 @ deadpool.program.processdata(byte[] buffer, int32 length, gamestate client ) in c:\users\administrator\desktop\newsource\source\program.cs:line 1353
@ deadpool.program.gameserver_onclientreceive(byte[] buffer, int32 length, c lientwrapper obj) in c:\users\administrator\desktop\newsource\source\program.cs: line 1336 @ deadpool.network.sockets.clientwrapper.doreceive(int32 available) in c:\us ers\administrator\desktop\newsource\source\network\sockets\clientwrapper.cs:line 121


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