[13:02:04 ERROR]: Could not pass event AsyncPlayerPreLoginEvent to YulxVolVerify v6.9
org.bukkit.event.EventException: null
        at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:306) ~[spigot.jar:git-Spigot-642f6d2-57ab4cf]
        at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:62) ~[spigot.jar:git-Spigot-642f6d2-57ab4cf]
        at org.bukkit.plugin.SimplePluginManager.fireEvent(SimplePluginManager.java:500) [spigot.jar:git-Spigot-642f6d2-57ab4cf]
        at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:482) [spigot.jar:git-Spigot-642f6d2-57ab4cf]
        at protocolsupport.protocol.packet.handler.PlayerAuthenticationTask.fireLoginEvents(PlayerAuthenticationTask.java:76) [ProtocolSupport.jar:?]
        at protocolsupport.protocol.packet.handler.PlayerAuthenticationTask.run(PlayerAuthenticationTask.java:38) [ProtocolSupport.jar:?]
        at protocolsupport.protocol.packet.handler.AbstractLoginListener$2.run(AbstractLoginListener.java:151) [ProtocolSupport.jar:?]
        at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) [?:1.8.0_181]
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) [?:1.8.0_181]
        at java.lang.Thread.run(Unknown Source) [?:1.8.0_181]
Caused by: java.lang.NullPointerException
        at pw.retrixsolutions.yulxvol.mysql.MySQLHandler.isValidated(MySQLHandler.java:60) ~[?:?]
        at pw.retrixsolutions.yulxvol.events.JoinEvent.onJoin(JoinEvent.java:17) ~[?:?]
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:1.8.0_181]
        at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source) ~[?:1.8.0_181]
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) ~[?:1.8.0_181]
        at java.lang.reflect.Method.invoke(Unknown Source) ~[?:1.8.0_181]
        at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:302) ~[spigot.jar:git-Spigot-642f6d2-57ab4cf]
        ... 9 more
[13:02:04 ERROR]: Statement has been created.
[13:02:04 INFO]: UUID of player iAmVolvic is 24ca8249-3273-481e-8866-1bfbca9c1a4e
[13:02:04 ERROR]: ResultSet has been gathered from verify
[13:02:04 ERROR]: An error occured whilst trying to get the validation status of 24ca8249-3273-481e-8866-1bfbca9c1a4e
[13:02:05 INFO]: iAmVolvic[/188.178.56.220:55452] logged in with entity id 80 at ([world]557.5, 25.0, 341.5)
[13:02:05 INFO]: