[14:46:51] [Server thread/ERROR]: HikariPool-2 - Exception during pool initialization.
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.NativeConstructorAccessorImpl.newInstance0(Native Method) ~[?:1.8.0_232]
	at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62) ~[?:1.8.0_232]
	at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45) ~[?:1.8.0_232]
	at java.lang.reflect.Constructor.newInstance(Constructor.java:423) ~[?:1.8.0_232]
	at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) ~[spigot.jar:git-Spigot-dcd1643-e60fc34]
	at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990) ~[spigot.jar:git-Spigot-dcd1643-e60fc34]
	at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:341) ~[spigot.jar:git-Spigot-dcd1643-e60fc34]
	at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2186) ~[spigot.jar:git-Spigot-dcd1643-e60fc34]
	at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2219) ~[spigot.jar:git-Spigot-dcd1643-e60fc34]
	at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2014) ~[spigot.jar:git-Spigot-dcd1643-e60fc34]
	at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:776) ~[spigot.jar:git-Spigot-dcd1643-e60fc34]
	at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47) ~[spigot.jar:git-Spigot-dcd1643-e60fc34]
	at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) ~[?:1.8.0_232]
	at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62) ~[?:1.8.0_232]
	at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45) ~[?:1.8.0_232]
	at java.lang.reflect.Constructor.newInstance(Constructor.java:423) ~[?:1.8.0_232]
	at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) ~[spigot.jar:git-Spigot-dcd1643-e60fc34]
	at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386) ~[spigot.jar:git-Spigot-dcd1643-e60fc34]
	at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330) ~[spigot.jar:git-Spigot-dcd1643-e60fc34]
	at com.zaxxer.hikari.util.DriverDataSource.getConnection(DriverDataSource.java:95) ~[NametagEdit.jar:?]
	at com.zaxxer.hikari.util.DriverDataSource.getConnection(DriverDataSource.java:101) ~[NametagEdit.jar:?]
	at com.zaxxer.hikari.pool.PoolBase.newConnection(PoolBase.java:346) ~[NametagEdit.jar:?]
	at com.zaxxer.hikari.pool.PoolBase.newPoolEntry(PoolBase.java:196) ~[NametagEdit.jar:?]
	at com.zaxxer.hikari.pool.HikariPool.createPoolEntry(HikariPool.java:442) [NametagEdit.jar:?]
	at com.zaxxer.hikari.pool.HikariPool.checkFailFast(HikariPool.java:505) [NametagEdit.jar:?]
	at com.zaxxer.hikari.pool.HikariPool.<init>(HikariPool.java:113) [NametagEdit.jar:?]
	at com.zaxxer.hikari.HikariDataSource.<init>(HikariDataSource.java:72) [NametagEdit.jar:?]
	at me.mastercapexd.topsboss.TreasureDataMySQLTable.<init>(TreasureDataMySQLTable.java:44) [TopsBoss-0.0.1-SNAPSHOT-jar-with-dependencies%20(2).jar:?]
	at me.mastercapexd.topsboss.TreasureStorage.<init>(TreasureStorage.java:39) [TopsBoss-0.0.1-SNAPSHOT-jar-with-dependencies%20(2).jar:?]
	at me.mastercapexd.topsboss.TopsBossPlugin.onPluginEnable(TopsBossPlugin.java:84) [TopsBoss-0.0.1-SNAPSHOT-jar-with-dependencies%20(2).jar:?]
	at me.mastercapexd.commons.plugin.SpigotPlugin.onEnable(SpigotPlugin.java:43) [BlockGuard.jar:?]
	at org.bukkit.plugin.java.JavaPlugin.setEnabled(JavaPlugin.java:264) [spigot.jar:git-Spigot-dcd1643-e60fc34]
	at org.bukkit.plugin.java.JavaPluginLoader.enablePlugin(JavaPluginLoader.java:337) [spigot.jar:git-Spigot-dcd1643-e60fc34]
	at org.bukkit.plugin.SimplePluginManager.enablePlugin(SimplePluginManager.java:403) [spigot.jar:git-Spigot-dcd1643-e60fc34]
	at org.bukkit.craftbukkit.v1_12_R1.CraftServer.enablePlugin(CraftServer.java:381) [spigot.jar:git-Spigot-dcd1643-e60fc34]
	at org.bukkit.craftbukkit.v1_12_R1.CraftServer.enablePlugins(CraftServer.java:330) [spigot.jar:git-Spigot-dcd1643-e60fc34]
	at org.bukkit.craftbukkit.v1_12_R1.CraftServer.reload(CraftServer.java:752) [spigot.jar:git-Spigot-dcd1643-e60fc34]
	at org.bukkit.Bukkit.reload(Bukkit.java:525) [spigot.jar:git-Spigot-dcd1643-e60fc34]
	at org.bukkit.command.defaults.ReloadCommand.execute(ReloadCommand.java:27) [spigot.jar:git-Spigot-dcd1643-e60fc34]
	at org.bukkit.command.SimpleCommandMap.dispatch(SimpleCommandMap.java:141) [spigot.jar:git-Spigot-dcd1643-e60fc34]
	at org.bukkit.craftbukkit.v1_12_R1.CraftServer.dispatchCommand(CraftServer.java:648) [spigot.jar:git-Spigot-dcd1643-e60fc34]
	at org.bukkit.craftbukkit.v1_12_R1.CraftServer.dispatchServerCommand(CraftServer.java:634) [spigot.jar:git-Spigot-dcd1643-e60fc34]
	at net.minecraft.server.v1_12_R1.DedicatedServer.aP(DedicatedServer.java:444) [spigot.jar:git-Spigot-dcd1643-e60fc34]
	at net.minecraft.server.v1_12_R1.DedicatedServer.D(DedicatedServer.java:407) [spigot.jar:git-Spigot-dcd1643-e60fc34]
	at net.minecraft.server.v1_12_R1.MinecraftServer.C(MinecraftServer.java:679) [spigot.jar:git-Spigot-dcd1643-e60fc34]
	at net.minecraft.server.v1_12_R1.MinecraftServer.run(MinecraftServer.java:577) [spigot.jar:git-Spigot-dcd1643-e60fc34]
	at java.lang.Thread.run(Thread.java:748) [?:1.8.0_232]
Caused by: java.net.UnknownHostException: yourhost: Name or service not known
	at java.net.Inet6AddressImpl.lookupAllHostAddr(Native Method) ~[?:1.8.0_232]
	at java.net.InetAddress$2.lookupAllHostAddr(InetAddress.java:929) ~[?:1.8.0_232]
	at java.net.InetAddress.getAddressesFromNameService(InetAddress.java:1324) ~[?:1.8.0_232]
	at java.net.InetAddress.getAllByName0(InetAddress.java:1277) ~[?:1.8.0_232]
	at java.net.InetAddress.getAllByName(InetAddress.java:1193) ~[?:1.8.0_232]
	at java.net.InetAddress.getAllByName(InetAddress.java:1127) ~[?:1.8.0_232]
	at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:188) ~[spigot.jar:git-Spigot-dcd1643-e60fc34]
	at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:300) ~[spigot.jar:git-Spigot-dcd1643-e60fc34]
	... 40 more
[14:46:51] [Server thread/ERROR]: Error occurred while enabling TopsBoss v0.0.1-SNAPSHOT (Is it up to date?)
com.zaxxer.hikari.pool.HikariPool$PoolInitializationException: Failed to initialize pool: 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 com.zaxxer.hikari.pool.HikariPool.throwPoolInitializationException(HikariPool.java:536) ~[?:?]
	at com.zaxxer.hikari.pool.HikariPool.checkFailFast(HikariPool.java:528) ~[?:?]
	at com.zaxxer.hikari.pool.HikariPool.<init>(HikariPool.java:113) ~[?:?]
	at com.zaxxer.hikari.HikariDataSource.<init>(HikariDataSource.java:72) ~[?:?]
	at me.mastercapexd.topsboss.TreasureDataMySQLTable.<init>(TreasureDataMySQLTable.java:44) ~[?:?]
	at me.mastercapexd.topsboss.TreasureStorage.<init>(TreasureStorage.java:39) ~[?:?]
	at me.mastercapexd.topsboss.TopsBossPlugin.onPluginEnable(TopsBossPlugin.java:84) ~[?:?]
	at me.mastercapexd.commons.plugin.SpigotPlugin.onEnable(SpigotPlugin.java:43) ~[?:?]
	at org.bukkit.plugin.java.JavaPlugin.setEnabled(JavaPlugin.java:264) ~[spigot.jar:git-Spigot-dcd1643-e60fc34]
	at org.bukkit.plugin.java.JavaPluginLoader.enablePlugin(JavaPluginLoader.java:337) [spigot.jar:git-Spigot-dcd1643-e60fc34]
	at org.bukkit.plugin.SimplePluginManager.enablePlugin(SimplePluginManager.java:403) [spigot.jar:git-Spigot-dcd1643-e60fc34]
	at org.bukkit.craftbukkit.v1_12_R1.CraftServer.enablePlugin(CraftServer.java:381) [spigot.jar:git-Spigot-dcd1643-e60fc34]
	at org.bukkit.craftbukkit.v1_12_R1.CraftServer.enablePlugins(CraftServer.java:330) [spigot.jar:git-Spigot-dcd1643-e60fc34]
	at org.bukkit.craftbukkit.v1_12_R1.CraftServer.reload(CraftServer.java:752) [spigot.jar:git-Spigot-dcd1643-e60fc34]
	at org.bukkit.Bukkit.reload(Bukkit.java:525) [spigot.jar:git-Spigot-dcd1643-e60fc34]
	at org.bukkit.command.defaults.ReloadCommand.execute(ReloadCommand.java:27) [spigot.jar:git-Spigot-dcd1643-e60fc34]
	at org.bukkit.command.SimpleCommandMap.dispatch(SimpleCommandMap.java:141) [spigot.jar:git-Spigot-dcd1643-e60fc34]
	at org.bukkit.craftbukkit.v1_12_R1.CraftServer.dispatchCommand(CraftServer.java:648) [spigot.jar:git-Spigot-dcd1643-e60fc34]
	at org.bukkit.craftbukkit.v1_12_R1.CraftServer.dispatchServerCommand(CraftServer.java:634) [spigot.jar:git-Spigot-dcd1643-e60fc34]
	at net.minecraft.server.v1_12_R1.DedicatedServer.aP(DedicatedServer.java:444) [spigot.jar:git-Spigot-dcd1643-e60fc34]
	at net.minecraft.server.v1_12_R1.DedicatedServer.D(DedicatedServer.java:407) [spigot.jar:git-Spigot-dcd1643-e60fc34]
	at net.minecraft.server.v1_12_R1.MinecraftServer.C(MinecraftServer.java:679) [spigot.jar:git-Spigot-dcd1643-e60fc34]
	at net.minecraft.server.v1_12_R1.MinecraftServer.run(MinecraftServer.java:577) [spigot.jar:git-Spigot-dcd1643-e60fc34]
	at java.lang.Thread.run(Thread.java:748) [?:1.8.0_232]
Caused by: 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.NativeConstructorAccessorImpl.newInstance0(Native Method) ~[?:1.8.0_232]
	at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62) ~[?:1.8.0_232]
	at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45) ~[?:1.8.0_232]
	at java.lang.reflect.Constructor.newInstance(Constructor.java:423) ~[?:1.8.0_232]
	at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) ~[spigot.jar:git-Spigot-dcd1643-e60fc34]
	at com.mysql.jdbc.SQLError.createCommunicationsException(SQLError.java:990) ~[spigot.jar:git-Spigot-dcd1643-e60fc34]
	at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:341) ~[spigot.jar:git-Spigot-dcd1643-e60fc34]
	at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2186) ~[spigot.jar:git-Spigot-dcd1643-e60fc34]
	at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2219) ~[spigot.jar:git-Spigot-dcd1643-e60fc34]
	at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2014) ~[spigot.jar:git-Spigot-dcd1643-e60fc34]
	at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:776) ~[spigot.jar:git-Spigot-dcd1643-e60fc34]
	at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47) ~[spigot.jar:git-Spigot-dcd1643-e60fc34]
	at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) ~[?:1.8.0_232]
	at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62) ~[?:1.8.0_232]
	at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45) ~[?:1.8.0_232]
	at java.lang.reflect.Constructor.newInstance(Constructor.java:423) ~[?:1.8.0_232]
	at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) ~[spigot.jar:git-Spigot-dcd1643-e60fc34]
	at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386) ~[spigot.jar:git-Spigot-dcd1643-e60fc34]
	at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330) ~[spigot.jar:git-Spigot-dcd1643-e60fc34]
	at com.zaxxer.hikari.util.DriverDataSource.getConnection(DriverDataSource.java:95) ~[?:?]
	at com.zaxxer.hikari.util.DriverDataSource.getConnection(DriverDataSource.java:101) ~[?:?]
	at com.zaxxer.hikari.pool.PoolBase.newConnection(PoolBase.java:346) ~[?:?]
	at com.zaxxer.hikari.pool.PoolBase.newPoolEntry(PoolBase.java:196) ~[?:?]
	at com.zaxxer.hikari.pool.HikariPool.createPoolEntry(HikariPool.java:442) ~[?:?]
	at com.zaxxer.hikari.pool.HikariPool.checkFailFast(HikariPool.java:505) ~[?:?]
	... 22 more
Caused by: java.net.UnknownHostException: yourhost: Name or service not known
	at java.net.Inet6AddressImpl.lookupAllHostAddr(Native Method) ~[?:1.8.0_232]
	at java.net.InetAddress$2.lookupAllHostAddr(InetAddress.java:929) ~[?:1.8.0_232]
	at java.net.InetAddress.getAddressesFromNameService(InetAddress.java:1324) ~[?:1.8.0_232]
	at java.net.InetAddress.getAllByName0(InetAddress.java:1277) ~[?:1.8.0_232]
	at java.net.InetAddress.getAllByName(InetAddress.java:1193) ~[?:1.8.0_232]
	at java.net.InetAddress.getAllByName(InetAddress.java:1127) ~[?:1.8.0_232]
	at com.mysql.jdbc.StandardSocketFactory.connect(StandardSocketFactory.java:188) ~[spigot.jar:git-Spigot-dcd1643-e60fc34]
	at com.mysql.jdbc.MysqlIO.<init>(MysqlIO.java:300) ~[spigot.jar:git-Spigot-dcd1643-e60fc34]
	at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2186) ~[spigot.jar:git-Spigot-dcd1643-e60fc34]
	at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2219) ~[spigot.jar:git-Spigot-dcd1643-e60fc34]
	at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2014) ~[spigot.jar:git-Spigot-dcd1643-e60fc34]
	at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:776) ~[spigot.jar:git-Spigot-dcd1643-e60fc34]
	at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47) ~[spigot.jar:git-Spigot-dcd1643-e60fc34]
	at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) ~[?:1.8.0_232]
	at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62) ~[?:1.8.0_232]
	at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45) ~[?:1.8.0_232]
	at java.lang.reflect.Constructor.newInstance(Constructor.java:423) ~[?:1.8.0_232]
	at com.mysql.jdbc.Util.handleNewInstance(Util.java:425) ~[spigot.jar:git-Spigot-dcd1643-e60fc34]
	at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:386) ~[spigot.jar:git-Spigot-dcd1643-e60fc34]
	at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:330) ~[spigot.jar:git-Spigot-dcd1643-e60fc34]
	at com.zaxxer.hikari.util.DriverDataSource.getConnection(DriverDataSource.java:95) ~[?:?]
	at com.zaxxer.hikari.util.DriverDataSource.getConnection(DriverDataSource.java:101) ~[?:?]
	at com.zaxxer.hikari.pool.PoolBase.newConnection(PoolBase.java:346) ~[?:?]
	at com.zaxxer.hikari.pool.PoolBase.newPoolEntry(PoolBase.java:196) ~[?:?]
	at com.zaxxer.hikari.pool.HikariPool.createPoolEntry(HikariPool.java:442) ~[?:?]
	at com.zaxxer.hikari.pool.HikariPool.checkFailFast(HikariPool.java:505) ~[?:?]
	... 22 more