java.lang.reflect.InvocationTargetException
	at sun.reflect.GeneratedMethodAccessor68.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:606)
	at com.nisovin.magicspells.MagicSpells$1.execute(MagicSpells.java:860)
	at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:62)
	at org.bukkit.plugin.TimedRegisteredListener.callEvent(TimedRegisteredListener.java:36)
	at org.bukkit.plugin.SimplePluginManager.fireEvent(SimplePluginManager.java:509)
	at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:494)
	at org.bukkit.craftbukkit.v1_7_R4.event.CraftEventFactory.callPlayerInteractEvent(CraftEventFactory.java:242)
	at org.bukkit.craftbukkit.v1_7_R4.event.CraftEventFactory.callPlayerInteractEvent(CraftEventFactory.java:212)
	at net.minecraft.server.v1_7_R4.PlayerConnection.a(PlayerConnection.java:1082)
	at net.minecraft.server.v1_7_R4.PacketPlayInArmAnimation.a(PacketPlayInArmAnimation.java:28)
	at net.minecraft.server.v1_7_R4.PacketPlayInArmAnimation.handle(PacketPlayInArmAnimation.java:40)
	at net.minecraft.server.v1_7_R4.NetworkManager.a(NetworkManager.java:186)
	at net.minecraft.server.v1_7_R4.ServerConnection.c(ServerConnection.java:81)
	at net.minecraft.server.v1_7_R4.MinecraftServer.v(MinecraftServer.java:734)
	at net.minecraft.server.v1_7_R4.DedicatedServer.v(DedicatedServer.java:289)
	at net.minecraft.server.v1_7_R4.MinecraftServer.u(MinecraftServer.java:584)
	at net.minecraft.server.v1_7_R4.MinecraftServer.run(MinecraftServer.java:490)
	at net.minecraft.server.v1_7_R4.ThreadServerApplication.run(SourceFile:628)
Caused by: java.lang.IllegalArgumentException: Health must be between 0 and 20.0
	at org.bukkit.craftbukkit.v1_7_R4.entity.CraftLivingEntity.setHealth(CraftLivingEntity.java:81)
	at com.nisovin.magicspells.spells.targeted.GeyserSpell.geyser(GeyserSpell.java:100)
	at com.nisovin.magicspells.spells.targeted.GeyserSpell.castSpell(GeyserSpell.java:69)
	at com.nisovin.magicspells.Spell.handleCast(Spell.java:754)
	at com.nisovin.magicspells.Spell.cast(Spell.java:678)
	at com.nisovin.magicspells.Spell.cast(Spell.java:663)
	at com.nisovin.magicspells.CastListener.castSpell(CastListener.java:185)
	at com.nisovin.magicspells.CastListener.onPlayerInteract(CastListener.java:68)
	... 20 more

java.lang.IllegalArgumentException: Health must be between 0 and 20.0
	at org.bukkit.craftbukkit.v1_7_R4.entity.CraftLivingEntity.setHealth(CraftLivingEntity.java:81)
	at com.nisovin.magicspells.spells.targeted.GeyserSpell.geyser(GeyserSpell.java:100)
	at com.nisovin.magicspells.spells.targeted.GeyserSpell.castSpell(GeyserSpell.java:69)
	at com.nisovin.magicspells.Spell.handleCast(Spell.java:754)
	at com.nisovin.magicspells.Spell.cast(Spell.java:678)
	at com.nisovin.magicspells.Spell.cast(Spell.java:663)
	at com.nisovin.magicspells.CastListener.castSpell(CastListener.java:185)
	at com.nisovin.magicspells.CastListener.onPlayerInteract(CastListener.java:68)
	at sun.reflect.GeneratedMethodAccessor68.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:606)
	at com.nisovin.magicspells.MagicSpells$1.execute(MagicSpells.java:860)
	at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:62)
	at org.bukkit.plugin.TimedRegisteredListener.callEvent(TimedRegisteredListener.java:36)
	at org.bukkit.plugin.SimplePluginManager.fireEvent(SimplePluginManager.java:509)
	at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:494)
	at org.bukkit.craftbukkit.v1_7_R4.event.CraftEventFactory.callPlayerInteractEvent(CraftEventFactory.java:242)
	at org.bukkit.craftbukkit.v1_7_R4.event.CraftEventFactory.callPlayerInteractEvent(CraftEventFactory.java:212)
	at net.minecraft.server.v1_7_R4.PlayerConnection.a(PlayerConnection.java:1082)
	at net.minecraft.server.v1_7_R4.PacketPlayInArmAnimation.a(PacketPlayInArmAnimation.java:28)
	at net.minecraft.server.v1_7_R4.PacketPlayInArmAnimation.handle(PacketPlayInArmAnimation.java:40)
	at net.minecraft.server.v1_7_R4.NetworkManager.a(NetworkManager.java:186)
	at net.minecraft.server.v1_7_R4.ServerConnection.c(ServerConnection.java:81)
	at net.minecraft.server.v1_7_R4.MinecraftServer.v(MinecraftServer.java:734)
	at net.minecraft.server.v1_7_R4.DedicatedServer.v(DedicatedServer.java:289)
	at net.minecraft.server.v1_7_R4.MinecraftServer.u(MinecraftServer.java:584)
	at net.minecraft.server.v1_7_R4.MinecraftServer.run(MinecraftServer.java:490)
	at net.minecraft.server.v1_7_R4.ThreadServerApplication.run(SourceFile:628)

Server version: git-Spigot-1.7.9-R0.2-205-g48578ee (MC: 1.7.10)
MagicSpells version: 3.4-release
