Bot Crash oft: Fehler Copy and Pasted

Der Bot crasht öfter mit dieser Fehlermeldung kann mir wer helfen?

06.06.15 22:24:13 Virtual bot instance stopped
06.06.15 22:24:13 com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server. at sun.reflect.GeneratedConstructorAccessor352.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:27) at java.lang.reflect.Constructor.newInstance(Constructor.java:513) at com.mysql.jdbc.Util.handleNewInstance(Util.java:377) at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:1036) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:338) at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2232) at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2265) at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2064) at com.mysql.jdbc.ConnectionImpl.(ConnectionImpl.java:790) at com.mysql.jdbc.JDBC4Connection.(JDBC4Connection.java:44) at sun.reflect.GeneratedConstructorAccessor10.newInstance(Unknown Source) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:27) at java.lang.reflect.Constructor.newInstance(Constructor.java:513) at com.mysql.jdbc.Util.handleNewInstance(Util.java:377) at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:395) at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:325) at java.sql.DriverManager.getConnection(DriverManager.java:582) at java.sql.DriverManager.getConnection(DriverManager.java:185) at de.stefan1200.util.MySQLConnect.connect(MySQLConnect.java:55) at de.stefan1200.util.ArrangedPropertiesWriter.loadValues(ArrangedPropertiesWriter.java:325) at de.stefan1200.jts3servermod.JTS3ServerMod.loadConfig(JTS3ServerMod.java:877) at de.stefan1200.jts3servermod.JTS3ServerMod.loadAndCheckConfig(JTS3ServerMod.java:707) at de.stefan1200.jts3servermod.JTS3ServerMod.runMod(JTS3ServerMod.java:3295) at de.stefan1200.jts3servermod.JTS3ServerMod.access$3(JTS3ServerMod.java:3288) at de.stefan1200.jts3servermod.JTS3ServerMod$2.run(JTS3ServerMod.java:3261) at java.lang.Thread.run(Thread.java:662) Caused by: java.net.UnknownHostException: web2.webshell.de at java.net.InetAddress.getAllByName0(InetAddress.java:1158) at java.net.InetAddress.getAllByName(InetAddress.java:1084) at java.net.InetAddress.getAllByName(InetAddress.java:1020) at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:190) at com.mysql.jdbc.MysqlIO.(MysqlIO.java:297) ... 21 more