Bukkit

What is the issue?
Recieved error in console, did not effect vortex manipulator abilities

Please provide any additional information below.
Console Error:
08.08 17:42:48 [Server] INFO at java.lang.Thread.run(Unknown Source) [?:1.8.0_101]
08.08 17:42:48 [Server] INFO at net.minecraft.server.v1_10_R1.MinecraftServer.run(MinecraftServer.java:571) [Spigot110.jar:git-Spigot-c3e4052-1953f52]
08.08 17:42:48 [Server] INFO at net.minecraft.server.v1_10_R1.MinecraftServer.C(MinecraftServer.java:672) [Spigot110.jar:git-Spigot-c3e4052-1953f52]
08.08 17:42:48 [Server] INFO at net.minecraft.server.v1_10_R1.DedicatedServer.D(DedicatedServer.java:399) [Spigot110.jar:git-Spigot-c3e4052-1953f52]
08.08 17:42:48 [Server] INFO at net.minecraft.server.v1_10_R1.MinecraftServer.D(MinecraftServer.java:741) [Spigot110.jar:git-Spigot-c3e4052-1953f52]
08.08 17:42:48 [Server] INFO at org.bukkit.craftbukkit.v1_10_R1.scheduler.CraftScheduler.mainThreadHeartbeat(CraftScheduler.java:350) [Spigot110.jar:git-Spigot-c3e4052-1953f52]
08.08 17:42:48 [Server] INFO at org.bukkit.craftbukkit.v1_10_R1.scheduler.CraftTask.run(CraftTask.java:71) ~[Spigot110.jar:git-Spigot-c3e4052-1953f52]
08.08 17:42:48 [Server] INFO at me.eccentric_nz.tardisvortexmanipulator.TVMTachyonRunnable.run(TVMTachyonRunnable.java:33) ~[?:?]
08.08 17:42:48 [Server] INFO at me.eccentric_nz.tardisvortexmanipulator.database.TVMResultSetTachyon.resultSet(TVMResultSetTachyon.java:50) ~[?:?]
08.08 17:42:48 [Server] INFO at java.util.UUID.fromString(Unknown Source) ~[?:1.8.0_101]
08.08 17:42:48 [Server] INFO java.lang.IllegalArgumentException: Invalid UUID string: 1
08.08 17:42:48 [Server] WARN Task #60 for TARDISVortexManipulator v1.2.1 generated an exception

IllegalArgumentException Invalid UUID

Check the database for invalid UUIDs