com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: Client does not support authentication protocol requested by server; consider upgrading MySQL client
[08:16:17 WARN]:        at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
[08:16:17 WARN]:        at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source)
[08:16:17 WARN]:        at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source)
[08:16:17 WARN]:        at java.lang.reflect.Constructor.newInstance(Unknown Source)
[08:16:17 WARN]:        at com.mysql.jdbc.Util.handleNewInstance(Util.java:407)
[08:16:17 WARN]:        at com.mysql.jdbc.Util.getInstance(Util.java:382)
[08:16:17 WARN]:        at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:1013)
[08:16:17 WARN]:        at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3593)
[08:16:17 WARN]:        at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:3525)
[08:16:17 WARN]:        at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:931)
[08:16:17 WARN]:        at com.mysql.jdbc.MysqlIO.secureAuth411(MysqlIO.java:4031)
[08:16:17 WARN]:        at com.mysql.jdbc.MysqlIO.doHandshake(MysqlIO.java:1296)
[08:16:17 WARN]:        at com.mysql.jdbc.ConnectionImpl.coreConnect(ConnectionImpl.java:2338)
[08:16:17 WARN]:        at com.mysql.jdbc.ConnectionImpl.connectOneTryOnly(ConnectionImpl.java:2371)
[08:16:17 WARN]:        at com.mysql.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:2163)
[08:16:17 WARN]:        at com.mysql.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:794)
[08:16:17 WARN]:        at com.mysql.jdbc.JDBC4Connection.<init>(JDBC4Connection.java:47)
[08:16:17 WARN]:        at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
[08:16:17 WARN]:        at sun.reflect.NativeConstructorAccessorImpl.newInstance(Unknown Source)
[08:16:17 WARN]:        at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(Unknown Source)
[08:16:17 WARN]:        at java.lang.reflect.Constructor.newInstance(Unknown Source)
[08:16:17 WARN]:        at com.mysql.jdbc.Util.handleNewInstance(Util.java:407)
[08:16:17 WARN]:        at com.mysql.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:378)
[08:16:17 WARN]:        at com.mysql.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:305)
[08:16:17 WARN]:        at java.sql.DriverManager.getConnection(Unknown Source)
[08:16:17 WARN]:        at java.sql.DriverManager.getConnection(Unknown Source)
[08:16:17 WARN]:        at br.com.x1.MySql.abrirconexao(MySql.java:106)
[08:16:17 WARN]:        at br.com.x1.Main.onEnable(Main.java:34)
[08:16:17 WARN]:        at org.bukkit.plugin.java.JavaPlugin.setEnabled(JavaPlugin.java:321)
[08:16:17 WARN]:        at org.bukkit.plugin.java.JavaPluginLoader.enablePlugin(JavaPluginLoader.java:327)
[08:16:17 WARN]:        at org.bukkit.plugin.SimplePluginManager.enablePlugin(SimplePluginManager.java:404)
[08:16:17 WARN]:        at org.bukkit.craftbukkit.v1_8_R1.CraftServer.loadPlugin(CraftServer.java:341)
[08:16:17 WARN]:        at org.bukkit.craftbukkit.v1_8_R1.CraftServer.enablePlugins(CraftServer.java:313)
[08:16:17 WARN]:        at net.minecraft.server.v1_8_R1.MinecraftServer.q(MinecraftServer.java:394)
[08:16:17 WARN]:        at net.minecraft.server.v1_8_R1.MinecraftServer.k(MinecraftServer.java:362)
[08:16:17 WARN]:        at net.minecraft.server.v1_8_R1.MinecraftServer.a(MinecraftServer.java:317)
[08:16:17 WARN]:        at net.minecraft.server.v1_8_R1.DedicatedServer.init(DedicatedServer.java:190)
[08:16:17 WARN]:        at net.minecraft.server.v1_8_R1.MinecraftServer.run(MinecraftServer.java:484)
[08:16:17 WARN]:        at java.lang.Thread.run(Unknown Source)