Spigot 1.12.2. Console error:

15.10 01:28:45 [Server] WARN [ScoreboardStats] Task #4495 for ScoreboardStats v0.10.6 generated an exception
15.10 01:28:45 [Server] INFO java.util.ConcurrentModificationException: null
15.10 01:28:45 [Server] INFO at java.util.HashMap$EntrySet.forEach(HashMap.java:1046) ~[?:1.8.0_131]
15.10 01:28:45 [Server] INFO at com.github.games647.scoreboardstats.scoreboard.bukkit.BukkitScoreboardManager.createTopListScoreboard(BukkitScoreboardManager.java:131) ~[?:?]
15.10 01:28:45 [Server] INFO at com.github.games647.scoreboardstats.scoreboard.DelayedShowTask.run(DelayedShowTask.java:33) ~[?:?]
15.10 01:28:45 [Server] INFO at org.bukkit.craftbukkit.v1_12_R1.scheduler.CraftTask.run(CraftTask.java:71) ~[survival.jar:git-Spigot-93e20b3-9ab758c]
15.10 01:28:45 [Server] INFO at org.bukkit.craftbukkit.v1_12_R1.scheduler.CraftScheduler.mainThreadHeartbeat(CraftScheduler.java:353) [survival.jar:git-Spigot-93e20b3-9ab758c]
15.10 01:28:45 [Server] INFO at net.minecraft.server.v1_12_R1.MinecraftServer.D(MinecraftServer.java:739) [survival.jar:git-Spigot-93e20b3-9ab758c]
15.10 01:28:45 [Server] INFO at net.minecraft.server.v1_12_R1.DedicatedServer.D(DedicatedServer.java:406) [survival.jar:git-Spigot-93e20b3-9ab758c]
15.10 01:28:45 [Server] INFO at net.minecraft.server.v1_12_R1.MinecraftServer.C(MinecraftServer.java:679) [survival.jar:git-Spigot-93e20b3-9ab758c]
15.10 01:28:45 [Server] INFO at net.minecraft.server.v1_12_R1.MinecraftServer.run(MinecraftServer.java:577) [survival.jar:git-Spigot-93e20b3-9ab758c]
15.10 01:28:45 [Server] INFO at java.lang.Thread.run(Thread.java:748) [?:1.8.0_131]