Bukkit

2015-08-10 21:20:27 [SEVERE] java.lang.reflect.InvocationTargetException
2015-08-10 21:20:27 [SEVERE]     at sun.reflect.GeneratedMethodAccessor565.invoke(Unknown Source)
2015-08-10 21:20:27 [SEVERE]     at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
2015-08-10 21:20:27 [SEVERE]     at java.lang.reflect.Method.invoke(Unknown Source)
2015-08-10 21:20:27 [SEVERE]     at me.fromgate.reactions.util.BukkitCompatibilityFix.executeMethodObjectDouble(BukkitCompatibilityFix.java:154)
2015-08-10 21:20:27 [SEVERE]     at me.fromgate.reactions.util.BukkitCompatibilityFix.setEntityHealth(BukkitCompatibilityFix.java:80)
2015-08-10 21:20:27 [SEVERE]     at me.fromgate.reactions.actions.ActionHeal.execute(ActionHeal.java:46)
2015-08-10 21:20:27 [SEVERE]     at me.fromgate.reactions.actions.Action.executeAction(Action.java:73)
2015-08-10 21:20:27 [SEVERE]     at me.fromgate.reactions.actions.Actions.performAction(Actions.java:182)
2015-08-10 21:20:27 [SEVERE]     at me.fromgate.reactions.actions.Actions.executeActions(Actions.java:176)
2015-08-10 21:20:27 [SEVERE]     at me.fromgate.reactions.util.waiter.Task.execute(Task.java:58)
2015-08-10 21:20:27 [SEVERE]     at me.fromgate.reactions.util.waiter.Task.run(Task.java:50)
2015-08-10 21:20:27 [SEVERE]     at org.bukkit.craftbukkit.v1_5_R3.scheduler.CraftTask.run(CraftTask.java:67)
2015-08-10 21:20:27 [SEVERE]     at org.bukkit.craftbukkit.v1_5_R3.scheduler.CraftScheduler.mainThreadHeartbeat(CraftScheduler.java:344)
2015-08-10 21:20:27 [SEVERE]     at net.minecraft.server.v1_5_R3.MinecraftServer.r(MinecraftServer.java:509)
2015-08-10 21:20:27 [SEVERE]     at net.minecraft.server.v1_5_R3.DedicatedServer.r(DedicatedServer.java:227)
2015-08-10 21:20:27 [SEVERE]     at net.minecraft.server.v1_5_R3.MinecraftServer.q(MinecraftServer.java:472)
2015-08-10 21:20:27 [SEVERE]     at net.minecraft.server.v1_5_R3.MinecraftServer.run(MinecraftServer.java:404)
2015-08-10 21:20:27 [SEVERE]     at net.minecraft.server.v1_5_R3.ThreadServerApplication.run(SourceFile:573)
2015-08-10 21:20:27 [SEVERE] Caused by: java.lang.IllegalArgumentException: Health must be between 0 and 20
2015-08-10 21:20:27 [SEVERE]     at org.bukkit.craftbukkit.v1_5_R3.entity.CraftLivingEntity.setHealth(CraftLivingEntity.java:73)
2015-08-10 21:20:27 [SEVERE]     ... 18 more