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  1. ,
    Expert tip

    Check if ip adress is correct, if the port is correct, and if the server is up and running and waiting for connections. Also, check if there's no firewall blocking you and if your internet connection is working.

  2. ,
    Expert tip

    Check if your server (or a proxy server) is not going up and down. There might be something between a proxy and a client sending intermittent requests to non-functioning hosts as well. There might as well be too many requests in a short amount of time.

Solutions on the web

via Stack Overflow by Menno van Hout
, 1 year ago
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.
via Stack Overflow by helper
, 2 years ago
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.
via Stack Overflow by Sriram M
, 7 months ago
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.
via GitHub by pashtika
, 2 years ago
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.
via Stack Overflow by MotaF
, 1 year ago
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.
via netbeans.org by Unknown author, 2 years ago
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.
java.net.ConnectException: Connection timed out	at java.net.PlainSocketImpl.socketConnect(Native Method)	at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)	at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)	at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)	at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)	at java.net.Socket.connect(Socket.java:589)	at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:214)	at com.mysql.jdbc.MysqlIO.(MysqlIO.java:298)	at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2252)	at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2285)	at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2084)	at com.mysql.jdbc.ConnectionImpl.(ConnectionImpl.java:795)	at com.mysql.jdbc.JDBC4Connection.(JDBC4Connection.java:44)	at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)	at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)	at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)	at java.lang.reflect.Constructor.newInstance(Constructor.java:423)	at com.mysql.jdbc.Util.handleNewInstance(Util.java:404)	at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:400)	at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:327)	at java.sql.DriverManager.getConnection(DriverManager.java:664)	at java.sql.DriverManager.getConnection(DriverManager.java:247)	at com.huskehhh.mysql.mysql.MySQL.openConnection(MySQL.java:76)	at me.spigot.UGxSynteX.islands.Island.onEnable(Island.java:50)	at org.bukkit.plugin.java.JavaPlugin.setEnabled(JavaPlugin.java:292)	at org.bukkit.plugin.java.JavaPluginLoader.enablePlugin(JavaPluginLoader.java:340)	at org.bukkit.plugin.SimplePluginManager.enablePlugin(SimplePluginManager.java:405)	at org.bukkit.craftbukkit.v1_10_R1.CraftServer.loadPlugin(CraftServer.java:362)	at org.bukkit.craftbukkit.v1_10_R1.CraftServer.enablePlugins(CraftServer.java:322)	at net.minecraft.server.v1_10_R1.MinecraftServer.t(MinecraftServer.java:412)	at net.minecraft.server.v1_10_R1.MinecraftServer.l(MinecraftServer.java:377)	at net.minecraft.server.v1_10_R1.MinecraftServer.a(MinecraftServer.java:332)	at net.minecraft.server.v1_10_R1.DedicatedServer.init(DedicatedServer.java:271)	at net.minecraft.server.v1_10_R1.MinecraftServer.run(MinecraftServer.java:535)	at java.lang.Thread.run(Thread.java:745)