ScoreBoardStats 0.9.16 issue #2

[16:01:21] [ScoreboardStats-Database/ERROR]: [ScoreboardStats] null
java.lang.RuntimeException: No Mgr found for [] class java.util.ArrayList
	at com.avaje.ebeaninternal.server.persist.DefaultPersister.saveVanillaRecurse(DefaultPersister.java:357) ~[spigot.jar:git-Spigot-16c940b-0805f60]
	at com.avaje.ebeaninternal.server.persist.DefaultPersister.saveRecurse(DefaultPersister.java:308) ~[spigot.jar:git-Spigot-16c940b-0805f60]
	at com.avaje.ebeaninternal.server.persist.DefaultPersister.save(DefaultPersister.java:282) ~[spigot.jar:git-Spigot-16c940b-0805f60]
	at com.avaje.ebeaninternal.server.core.DefaultServer.save(DefaultServer.java:1629) ~[spigot.jar:git-Spigot-16c940b-0805f60]
	at com.avaje.ebeaninternal.server.core.DefaultServer.save(DefaultServer.java:1619) ~[spigot.jar:git-Spigot-16c940b-0805f60]
	at com.github.games647.scoreboardstats.pvpstats.Database.save(Database.java:155) ~[?:?]
	at com.github.games647.scoreboardstats.pvpstats.Database.lambda$setupDatabase$2(Database.java:230) ~[?:?]
	at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) [?:1.8.0_111]
	at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:308) [?:1.8.0_111]
	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180) [?:1.8.0_111]
	at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294) [?:1.8.0_111]
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) [?:1.8.0_111]
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) [?:1.8.0_111]
	at java.lang.Thread.run(Thread.java:745) [?:1.8.0_111]