Server Disconnecting Constantly
Hey guys my server is constantly disconnecting and it keeps giving me this error message. My server has around 20-50 people online at a time but regardless of how many people online my server is still constantly dcing. This is the following error I get.
[6/6/11 8:00 AM]: at server.model.players.packets.ClickingButtons.proce ssP
acket(ClickingButtons.java:1484)
[6/6/11 8:00 AM]: at server.model.players.PacketHandler.processPacket(P ack
etHandler.java:137)
[6/6/11 8:00 AM]: at server.model.players.Client.processQueuedPackets(C lie
nt.java:1731)
[6/6/11 8:00 AM]: at server.model.players.PlayerHandler.process(PlayerH and
ler.java:141)
[6/6/11 8:00 AM]: at server.Server.main(Server.java:172)
[6/6/11 8:00 AM]: Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsExce p
tion: Communications link failure
The last packet successfully received from the server was 1,307,361,650,392 mill
iseconds ago. The last packet sent successfully to the server was 0 millisecond
s ago.
[6/6/11 8:00 AM]: at sun.reflect.GeneratedConstructorAccessor2.newInsta nce
(Unknown Source)
[6/6/11 8:00 AM]: at sun.reflect.DelegatingConstructorAccessorImpl.newI nst
ance(Unknown Source)
[6/6/11 8:00 AM]: at java.lang.reflect.Constructor.newInstance(Unknown Sou
rce)
[6/6/11 8:00 AM]: at com.mysql.jdbc.Util.handleNewInstance(Util.java:40 6)
[6/6/11 8:00 AM]: at com.mysql.jdbc.SQLError.createCommunicationsExcept ion
(SQLError.java:1074)
[6/6/11 8:00 AM]: at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:341)
[6/6/11 8:00 AM]: at com.mysql.jdbc.ConnectionImpl.createNewIO(Connecti onI
mpl.java:2137)
[6/6/11 8:00 AM]: ... 19 more
[6/6/11 8:00 AM]: Caused by: java.net.ConnectException: Connection refused: conn
ect
[6/6/11 8:00 AM]: at java.net.PlainSocketImpl.socketConnect(Native Method)
[6/6/11 8:00 AM]: at java.net.PlainSocketImpl.doConnect(Unknown Source)
[6/6/11 8:00 AM]: at java.net.PlainSocketImpl.connectToAddress(Unknown Sou
rce)
[6/6/11 8:00 AM]: at java.net.PlainSocketImpl.connect(Unknown Source)
[6/6/11 8:00 AM]: at java.net.SocksSocketImpl.connect(Unknown Source)
[6/6/11 8:00 AM]: at java.net.Socket.connect(Unknown Source)
[6/6/11 8:00 AM]: at java.net.Socket.connect(Unknown Source)
[6/6/11 8:00 AM]: at java.net.Socket.<init>(Unknown Source)
[6/6/11 8:00 AM]: at java.net.Socket.<init>(Unknown Source)
[6/6/11 8:00 AM]: at com.mysql.jdbc.StandardSocketFactory.connect(Stand ard
SocketFactory.java:253)
[6/6/11 8:00 AM]: at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:290)
[6/6/11 8:00 AM]: ... 20 more
[6/6/11 8:00 AM]: java.lang.NullPointerException
[6/6/11 8:00 AM]: at server.util.SQL.query(SQL.java:29)
[6/6/11 8:00 AM]: at server.util.SQL.saveHighScore(SQL.java:53)
[6/6/11 8:00 AM]: at server.model.players.Client.logout(Client.java:996 )
[6/6/11 8:00 AM]: at server.model.players.packets.ClickingButtons.proce ssP
acket(ClickingButtons.java:1484)
[6/6/11 8:00 AM]: at server.model.players.PacketHandler.processPacket(P ack
etHandler.java:137)
[6/6/11 8:00 AM]: at server.model.players.Client.processQueuedPackets(C lie
nt.java:1731)
[6/6/11 8:00 AM]: at server.model.players.PlayerHandler.process(PlayerH and
ler.java:141)
[6/6/11 8:00 AM]: at server.Server.main(Server.java:172)
[6/6/11 8:00 AM]: java.lang.NullPointerException
[6/6/11 8:00 AM]: at server.util.SQL.destroyConnection(SQL.java:42)
[6/6/11 8:00 AM]: at server.util.SQL.query(SQL.java:33)
[6/6/11 8:00 AM]: at server.util.SQL.saveHighScore(SQL.java:54)
[6/6/11 8:00 AM]: at server.model.players.Client.logout(Client.java:996 )
[6/6/11 8:00 AM]: at server.model.players.packets.ClickingButtons.proce ssP
acket(ClickingButtons.java:1484)
[6/6/11 8:00 AM]: at server.model.players.PacketHandler.processPacket(P ack
etHandler.java:137)
[6/6/11 8:00 AM]: at server.model.players.Client.processQueuedPackets(C lie
nt.java:1731)
[6/6/11 8:00 AM]: at server.model.players.PlayerHandler.process(PlayerH and
ler.java:141)
[6/6/11 8:00 AM]: at server.Server.main(Server.java:172)
[6/6/11 8:00 AM]: com.mysql.jdbc.exceptions.jdbc4.CommunicationsExce ption: Commu
nications link failure
The last packet successfully received from the server was 1,307,361,652,470 mill
iseconds ago. The last packet sent successfully to the server was 0 millisecond
s ago.
[6/6/11 8:00 AM]: at sun.reflect.GeneratedConstructorAccessor2.newInsta nce
(Unknown Source)
[6/6/11 8:00 AM]: at sun.reflect.DelegatingConstructorAccessorImpl.newI nst
ance(Unknown Source)
[6/6/11 8:00 AM]: at java.lang.reflect.Constructor.newInstance(Unknown Sou
rce)
[6/6/11 8:00 AM]: at com.mysql.jdbc.Util.handleNewInstance(Util.java:40 6)
[6/6/11 8:00 AM]: at com.mysql.jdbc.SQLError.createCommunicationsExcept ion
(SQLError.java:1074)
[6/6/11 8:00 AM]: at com.mysql.jdbc.ConnectionImpl.createNewIO(Connecti onI
mpl.java:2214)
[6/6/11 8:00 AM]: at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImp l.j
ava:773)
[6/6/11 8:00 AM]: at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connect ion
.java:46)
[6/6/11 8:00 AM]: at sun.reflect.GeneratedConstructorAccessor4.newInsta nce
(Unknown Source)
[6/6/11 8:00 AM]: at sun.reflect.DelegatingConstructorAccessorImpl.newI nst
ance(Unknown Source)
[6/6/11 8:00 AM]: at java.lang.reflect.Constructor.newInstance(Unknown Sou
rce)
[6/6/11 8:00 AM]: at com.mysql.jdbc.Util.handleNewInstance(Util.java:40 6)
[6/6/11 8:00 AM]: at com.mysql.jdbc.ConnectionImpl.getInstance(Connecti onI
mpl.java:352)
[6/6/11 8:00 AM]: at com.mysql.jdbc.NonRegisteringDriver.connect(NonReg ist
eringDriver.java:282)
[6/6/11 8:00 AM]: at java.sql.DriverManager.getConnection(Unknown Source)
[6/6/11 8:00 AM]: at java.sql.DriverManager.getConnection(Unknown Source)
[6/6/11 8:00 AM]: at server.util.SQL.createConnection(SQL.java:17)
[6/6/11 8:00 AM]: at server.util.SQL.query(SQL.java:34)
[6/6/11 8:00 AM]: at server.util.SQL.saveHighScore(SQL.java:54)
[6/6/11 8:00 AM]: at server.model.players.Client.logout(Client.java:996 )
[6/6/11 8:00 AM]: at server.model.players.packets.ClickingButtons.proce ssP
acket(ClickingButtons.java:1484)
[6/6/11 8:00 AM]: at server.model.players.PacketHandler.processPacket(P ack
etHandler.java:137)
[6/6/11 8:00 AM]: at server.model.players.Client.processQueuedPackets(C lie
nt.java:1731)
[6/6/11 8:00 AM]: at server.model.players.PlayerHandler.process(PlayerH and
ler.java:141)
[6/6/11 8:00 AM]: at server.Server.main(Server.java:172)
[6/6/11 8:00 AM]: Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsExce p
tion: Communications link failure
The last packet successfully received from the server was 1,307,361,652,470 mill
iseconds ago. The last packet sent successfully to the server was 0 millisecond
s ago.
[6/6/11 8:00 AM]: at sun.reflect.GeneratedConstructorAccessor2.newInsta nce
(Unknown Source)
[6/6/11 8:00 AM]: at sun.reflect.DelegatingConstructorAccessorImpl.newI nst
ance(Unknown Source)
[6/6/11 8:00 AM]: at java.lang.reflect.Constructor.newInstance(Unknown Sou
rce)
[6/6/11 8:00 AM]: at com.mysql.jdbc.Util.handleNewInstance(Util.java:40 6)
[6/6/11 8:00 AM]: at com.mysql.jdbc.SQLError.createCommunicationsExcept ion
(SQLError.java:1074)
[6/6/11 8:00 AM]: at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:341)
[6/6/11 8:00 AM]: at com.mysql.jdbc.ConnectionImpl.createNewIO(Connecti onI
mpl.java:2137)
[6/6/11 8:00 AM]: ... 19 more
[6/6/11 8:00 AM]: Caused by: java.net.ConnectException: Connection refused: conn
ect
[6/6/11 8:00 AM]: at java.net.PlainSocketImpl.socketConnect(Native Method)
[6/6/11 8:00 AM]: at java.net.PlainSocketImpl.doConnect(Unknown Source)
[6/6/11 8:00 AM]: at java.net.PlainSocketImpl.connectToAddress(Unknown Sou
rce)
[6/6/11 8:00 AM]: at java.net.PlainSocketImpl.connect(Unknown Source)
[6/6/11 8:00 AM]: at java.net.SocksSocketImpl.connect(Unknown Source)
[6/6/11 8:00 AM]: at java.net.Socket.connect(Unknown Source)
[6/6/11 8:00 AM]: at java.net.Socket.connect(Unknown Source)
[6/6/11 8:00 AM]: at java.net.Socket.<init>(Unknown Source)
[6/6/11 8:00 AM]: at java.net.Socket.<init>(Unknown Source)
[6/6/11 8:00 AM]: at com.mysql.jdbc.StandardSocketFactory.connect(Stand ard
SocketFactory.java:253)
[6/6/11 8:00 AM]: at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:290)
[6/6/11 8:00 AM]: ... 20 more
[6/6/11 8:00 AM]: java.lang.NullPointerException
[6/6/11 8:00 AM]: at server.util.SQL.query(SQL.java:29)
[6/6/11 8:00 AM]: at server.util.SQL.saveHighScore(SQL.java:54)
[6/6/11 8:00 AM]: at server.model.players.Client.logout(Client.java:996 )
[6/6/11 8:00 AM]: at server.model.players.packets.ClickingButtons.proce ssP
acket(ClickingButtons.java:1484)
[6/6/11 8:00 AM]: at server.model.players.PacketHandler.processPacket(P ack
etHandler.java:137)
[6/6/11 8:00 AM]: at server.model.players.Client.processQueuedPackets(C lie
nt.java:1731)
[6/6/11 8:00 AM]: at server.model.players.PlayerHandler.process(PlayerH and
ler.java:141)
[6/6/11 8:00 AM]: at server.Server.main(Server.java:172)
[6/6/11 8:00 AM]: java.lang.NullPointerException
[6/6/11 8:00 AM]: at server.util.SQL.destroyConnection(SQL.java:42)
[6/6/11 8:00 AM]: at server.util.SQL.query(SQL.java:33)
[6/6/11 8:00 AM]: at server.util.SQL.saveHighScore(SQL.java:55)
[6/6/11 8:00 AM]: at server.model.players.Client.logout(Client.java:996 )
[6/6/11 8:00 AM]: at server.model.players.packets.ClickingButtons.proce ssP
acket(ClickingButtons.java:1484)
[6/6/11 8:00 AM]: at server.model.players.PacketHandler.processPacket(P ack
etHandler.java:137)
[6/6/11 8:00 AM]: at server.model.players.Client.processQueuedPackets(C lie
nt.java:1731)
[6/6/11 8:00 AM]: at server.model.players.PlayerHandler.process(PlayerH and
ler.java:141)
[6/6/11 8:00 AM]: at server.Server.main(Server.java:172)
[6/6/11 8:00 AM]: com.mysql.jdbc.exceptions.jdbc4.CommunicationsExce ption: Commu
nications link failure
The last packet successfully received from the server was 1,307,361,654,501 mill
iseconds ago. The last packet sent successfully to the server was 0 millisecond
s ago.
[6/6/11 8:00 AM]: at sun.reflect.GeneratedConstructorAccessor2.newInsta nce
(Unknown Source)
[6/6/11 8:00 AM]: at sun.reflect.DelegatingConstructorAccessorImpl.newI nst
ance(Unknown Source)
[6/6/11 8:00 AM]: at java.lang.reflect.Constructor.newInstance(Unknown Sou
rce)
[6/6/11 8:00 AM]: at com.mysql.jdbc.Util.handleNewInstance(Util.java:40 6)
[6/6/11 8:00 AM]: at com.mysql.jdbc.SQLError.createCommunicationsExcept ion
(SQLError.java:1074)
[6/6/11 8:00 AM]: at com.mysql.jdbc.ConnectionImpl.createNewIO(Connecti onI
mpl.java:2214)
[6/6/11 8:00 AM]: at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImp l.j
ava:773)
[6/6/11 8:00 AM]: at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connect ion
.java:46)
[6/6/11 8:00 AM]: at sun.reflect.GeneratedConstructorAccessor4.newInsta nce
(Unknown Source)
[6/6/11 8:00 AM]: at sun.reflect.DelegatingConstructorAccessorImpl.newI nst
ance(Unknown Source)
[6/6/11 8:00 AM]: at java.lang.reflect.Constructor.newInstance(Unknown Sou
rce)
[6/6/11 8:00 AM]: at com.mysql.jdbc.Util.handleNewInstance(Util.java:40 6)
[6/6/11 8:00 AM]: at com.mysql.jdbc.ConnectionImpl.getInstance(Connecti onI
mpl.java:352)
[6/6/11 8:00 AM]: at com.mysql.jdbc.NonRegisteringDriver.connect(NonReg ist
eringDriver.java:282)
[6/6/11 8:00 AM]: at java.sql.DriverManager.getConnection(Unknown Source)
[6/6/11 8:00 AM]: at java.sql.DriverManager.getConnection(Unknown Source)
[6/6/11 8:00 AM]: at server.util.SQL.createConnection(SQL.java:17)
[6/6/11 8:00 AM]: at server.util.SQL.query(SQL.java:34)
[6/6/11 8:00 AM]: at server.util.SQL.saveHighScore(SQL.java:55)
[6/6/11 8:00 AM]: at server.model.players.Client.logout(Client.java:996 )
[6/6/11 8:00 AM]: at server.model.players.packets.ClickingButtons.proce ssP
acket(ClickingButtons.java:1484)
[6/6/11 8:00 AM]: at server.model.players.PacketHandler.processPacket(P ack
etHandler.java:137)
[6/6/11 8:00 AM]: at server.model.players.Client.processQueuedPackets(C lie
nt.java:1731)
[6/6/11 8:00 AM]: at server.model.players.PlayerHandler.process(PlayerH and
ler.java:141)
[6/6/11 8:00 AM]: at server.Server.main(Server.java:172)
[6/6/11 8:00 AM]: Caused by: com.mysql.jdbc.exceptions.jdbc4.CommunicationsExce p
tion: Communications link failure
The last packet successfully received from the server was 1,307,361,654,501 mill
iseconds ago. The last packet sent successfully to the server was 0 millisecond
s ago.
[6/6/11 8:00 AM]: at sun.reflect.GeneratedConstructorAccessor2.newInsta nce
(Unknown Source)
[6/6/11 8:00 AM]: at sun.reflect.DelegatingConstructorAccessorImpl.newI nst
ance(Unknown Source)
[6/6/11 8:00 AM]: at java.lang.reflect.Constructor.newInstance(Unknown Sou
rce)
[6/6/11 8:00 AM]: at com.mysql.jdbc.Util.handleNewInstance(Util.java:40 6)
[6/6/11 8:00 AM]: at com.mysql.jdbc.SQLError.createCommunicationsExcept ion
(SQLError.java:1074)
[6/6/11 8:00 AM]: at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:341)
[6/6/11 8:00 AM]: at com.mysql.jdbc.ConnectionImpl.createNewIO(Connecti onI
mpl.java:2137)
[6/6/11 8:00 AM]: ... 19 more
[6/6/11 8:00 AM]: Caused by: java.net.ConnectException: Connection refused: conn
ect
[6/6/11 8:00 AM]: at java.net.PlainSocketImpl.socketConnect(Native Method)
[6/6/11 8:00 AM]: at java.net.PlainSocketImpl.doConnect(Unknown Source)
[6/6/11 8:00 AM]: at java.net.PlainSocketImpl.connectToAddress(Unknown Sou
rce)
[6/6/11 8:00 AM]: at java.net.PlainSocketImpl.connect(Unknown Source)
[6/6/11 8:00 AM]: at java.net.SocksSocketImpl.connect(Unknown Source)
[6/6/11 8:00 AM]: at java.net.Socket.connect(Unknown Source)
[6/6/11 8:00 AM]: at java.net.Socket.connect(Unknown Source)
[6/6/11 8:00 AM]: at java.net.Socket.<init>(Unknown Source)
[6/6/11 8:00 AM]: at java.net.Socket.<init>(Unknown Source)
[6/6/11 8:00 AM]: at com.mysql.jdbc.StandardSocketFactory.connect(Stand ard
SocketFactory.java:253)
[6/6/11 8:00 AM]: at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:290)
[6/6/11 8:00 AM]: ... 20 more
[6/6/11 8:00 AM]: java.lang.NullPointerException
[6/6/11 8:00 AM]: at server.util.SQL.query(SQL.java:29)
[6/6/11 8:00 AM]: at server.util.SQL.saveHighScore(SQL.java:55)
[6/6/11 8:00 AM]: at server.model.players.Client.logout(Client.java:996 )
[6/6/11 8:00 AM]: at server.model.players.packets.ClickingButtons.proce ssP
acket(ClickingButtons.java:1484)
[6/6/11 8:00 AM]: at server.model.players.PacketHandler.processPacket(P ack
etHandler.java:137)
[6/6/11 8:00 AM]: at server.model.players.Client.processQueuedPackets(C lie
nt.java:1731)
[6/6/11 8:00 AM]: at server.model.players.PlayerHandler.process(PlayerH and
ler.java:141)
[6/6/11 8:00 AM]: at server.Server.main(Server.java:172)
[6/6/11 8:00 AM]: Game saved for player zodiac
[6/6/11 8:00 AM]: [DEREGISTERED]: zodiac
[6/6/11 8:00 AM]: Game saved for player grokdi
[6/6/11 8:00 AM]: [DEREGISTERED]: grokdi
[6/6/11 8:00 AM]: Game saved for player killerteddy
[6/6/11 8:00 AM]: [DEREGISTERED]: killerteddy
[6/6/11 8:00 AM]: Game saved for player xatu12321
[6/6/11 8:00 AM]: [DEREGISTERED]: xatu12321
[6/6/11 8:00 AM]: Game saved for player fggfgf
[6/6/11 8:00 AM]: [DEREGISTERED]: fggfgf
[6/6/11 8:00 AM]: Game saved for player oldy dony
[6/6/11 8:00 AM]: [DEREGISTERED]: oldy dony
[6/6/11 8:00 AM]: [REGISTERED]: grokdi
[6/6/11 8:00 AM]: [REGISTERED]: killerteddy
[6/6/11 8:00 AM]: [REGISTERED]: zodiac
[6/6/11 8:00 AM]: [REGISTERED]: hus00waks0yy
[6/6/11 8:00 AM]: [REGISTERED]: runeruler 55
[6/6/11 8:00 AM]: [REGISTERED]: oldy dony
[6/6/11 8:01 AM]: [REGISTERED]: call of duty
[6/6/11 8:01 AM]: Game saved for player runeruler 55
[6/6/11 8:01 AM]: [DEREGISTERED]: runeruler 55
Please help me out.My msn is [email protected] I am also looking for coders so that we can provide a better experience contact me if you are interested. The connection isnt the problem as i am on a 3gb vps with 60mbps upload speed thank you!