[02:28:31 WARN]: java.sql.SQLException: Parameter index out of range (2 > number of parameters, which is 1).
[02:28:31 WARN]:        at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:959)
[02:28:31 WARN]:        at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:898)
[02:28:31 WARN]:        at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:887)
[02:28:31 WARN]:        at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:862)
[02:28:31 WARN]:        at com.mysql.jdbc.PreparedStatement.checkBounds(PreparedStatement.java:3319)
[02:28:31 WARN]:        at com.mysql.jdbc.PreparedStatement.setInternal(PreparedStatement.java:3304)
[02:28:31 WARN]:        at com.mysql.jdbc.PreparedStatement.setString(PreparedStatement.java:4016)
[02:28:31 WARN]:        at me.robin.leaderheads.libs.com.zaxxer.hikari.proxy.HikariPreparedStatementProxy.setString(HikariPreparedStatementProxy.java)
[02:28:31 WARN]:        at me.robin.leaderheads.g.h.a(h.java:129)
[02:28:31 WARN]:        at me.robin.leaderheads.datacollectors.a_.c(a_.java:38)
[02:28:31 WARN]:        at me.robin.leaderheads.datacollectors.aq.run(aq.java:3)
[02:28:31 WARN]:        at org.bukkit.craftbukkit.v1_9_R1.scheduler.CraftTask.run(CraftTask.java:58)
[02:28:31 WARN]:        at org.bukkit.craftbukkit.v1_9_R1.scheduler.CraftAsyncTask.run(CraftAsyncTask.java:53)
[02:28:31 WARN]:        at com.destroystokyo.paper.ServerSchedulerReportingWrapper.run(ServerSchedulerReportingWrapper.java:22)
[02:28:31 WARN]:        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
[02:28:31 WARN]:        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
[02:28:31 WARN]:        at java.lang.Thread.run(Thread.java:745)
[02:28:31 WARN]: Exception in thread "Craft Scheduler Thread - 2"
[02:28:31 WARN]: org.apache.commons.lang.UnhandledException: Plugin LeaderHeads v2.1.0 generated an exception while executing task 683
        at org.bukkit.craftbukkit.v1_9_R1.scheduler.CraftAsyncTask.run(CraftAsyncTask.java:57)
        at com.destroystokyo.paper.ServerSchedulerReportingWrapper.run(ServerSchedulerReportingWrapper.java:22)
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
        at java.lang.Thread.run(Thread.java:745)
Caused by: java.lang.NullPointerException
        at me.robin.leaderheads.g.h.a(h.java:147)
        at me.robin.leaderheads.datacollectors.a_.c(a_.java:38)
        at me.robin.leaderheads.datacollectors.aq.run(aq.java:3)
        at org.bukkit.craftbukkit.v1_9_R1.scheduler.CraftTask.run(CraftTask.java:58)
        at org.bukkit.craftbukkit.v1_9_R1.scheduler.CraftAsyncTask.run(CraftAsyncTask.java:53)
        ... 4 more