26.08 10:01:36 [Server] INFO at drew6017.main.Backpack.onDamage(Backpack.java:592) ~[?:?]
26.08 10:01:36 [Server] INFO at java.lang.Integer.parseInt(Integer.java:527) ~[?:1.7.0_65]
26.08 10:01:36 [Server] INFO at java.lang.Integer.parseInt(Integer.java:504) ~[?:1.7.0_65]
26.08 10:01:36 [Server] INFO at java.lang.NumberFormatException.forInputString(NumberFormatException.java:65) ~[?:1.7.0_65]
26.08 10:01:36 [Server] INFO Caused by: java.lang.NumberFormatException: For input string: ""
26.08 10:01:36 [Server] INFO at java.lang.Thread.run(Thread.java:745) [?:1.7.0_65]
26.08 10:01:36 [Server] INFO at net.minecraft.server.v1_8_R3.MinecraftServer.run(MinecraftServer.java:556) [custom_server.jar:git-Spigot-6c9b0a1-de5c261]
26.08 10:01:36 [Server] INFO at net.minecraft.server.v1_8_R3.MinecraftServer.A(MinecraftServer.java:653) [custom_server.jar:git-Spigot-6c9b0a1-de5c261]
26.08 10:01:36 [Server] INFO at net.minecraft.server.v1_8_R3.DedicatedServer.B(DedicatedServer.java:374) [custom_server.jar:git-Spigot-6c9b0a1-de5c261]
26.08 10:01:36 [Server] INFO at net.minecraft.server.v1_8_R3.MinecraftServer.B(MinecraftServer.java:785) [custom_server.jar:git-Spigot-6c9b0a1-de5c261]
26.08 10:01:36 [Server] INFO at net.minecraft.server.v1_8_R3.WorldServer.tickEntities(WorldServer.java:597) [custom_server.jar:git-Spigot-6c9b0a1-de5c261]
26.08 10:01:36 [Server] INFO at net.minecraft.server.v1_8_R3.World.tickEntities(World.java:1425) [custom_server.jar:git-Spigot-6c9b0a1-de5c261]
26.08 10:01:36 [Server] INFO at net.minecraft.server.v1_8_R3.World.g(World.java:1582) [custom_server.jar:git-Spigot-6c9b0a1-de5c261]
26.08 10:01:36 [Server] INFO at net.minecraft.server.v1_8_R3.World.entityJoinedWorld(World.java:1607) [custom_server.jar:git-Spigot-6c9b0a1-de5c261]
26.08 10:01:36 [Server] INFO at net.minecraft.server.v1_8_R3.EntityArrow.t_(EntityArrow.java:242) [custom_server.jar:git-Spigot-6c9b0a1-de5c261]
26.08 10:01:36 [Server] INFO at net.minecraft.server.v1_8_R3.EntityPlayer.damageEntity(EntityPlayer.java:496) [custom_server.jar:git-Spigot-6c9b0a1-de5c261]
26.08 10:01:36 [Server] INFO at net.minecraft.server.v1_8_R3.EntityHuman.damageEntity(EntityHuman.java:800) [custom_server.jar:git-Spigot-6c9b0a1-de5c261]
26.08 10:01:36 [Server] INFO at net.minecraft.server.v1_8_R3.EntityLiving.damageEntity(EntityLiving.java:742) [custom_server.jar:git-Spigot-6c9b0a1-de5c261]
26.08 10:01:36 [Server] INFO at net.minecraft.server.v1_8_R3.EntityHuman.d(EntityHuman.java:859) [custom_server.jar:git-Spigot-6c9b0a1-de5c261]
26.08 10:01:36 [Server] INFO at net.minecraft.server.v1_8_R3.EntityLiving.d(EntityLiving.java:1116) [custom_server.jar:git-Spigot-6c9b0a1-de5c261]
26.08 10:01:36 [Server] INFO at net.minecraft.server.v1_8_R3.EntityHuman.damageArmor(EntityHuman.java:833) [custom_server.jar:git-Spigot-6c9b0a1-de5c261]
26.08 10:01:36 [Server] INFO at net.minecraft.server.v1_8_R3.PlayerInventory.a(PlayerInventory.java:488) [custom_server.jar:git-Spigot-6c9b0a1-de5c261]
26.08 10:01:36 [Server] INFO at net.minecraft.server.v1_8_R3.ItemStack.damage(ItemStack.java:389) [custom_server.jar:git-Spigot-6c9b0a1-de5c261]
26.08 10:01:36 [Server] INFO at net.minecraft.server.v1_8_R3.ItemStack.isDamaged(ItemStack.java:371) [custom_server.jar:git-Spigot-6c9b0a1-de5c261]
26.08 10:01:36 [Server] INFO at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:487) [custom_server.jar:git-Spigot-6c9b0a1-de5c261]
26.08 10:01:36 [Server] INFO at org.bukkit.plugin.SimplePluginManager.fireEvent(SimplePluginManager.java:502) [custom_server.jar:git-Spigot-6c9b0a1-de5c261]
26.08 10:01:36 [Server] INFO at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:62) ~[custom_server.jar:git-Spigot-6c9b0a1-de5c261]
26.08 10:01:36 [Server] INFO at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:310) ~[custom_server.jar:git-Spigot-6c9b0a1-de5c261]
26.08 10:01:36 [Server] INFO org.bukkit.event.EventException
26.08 10:01:36 [Server] ERROR Could not pass event PlayerItemDamageEvent to Backpacks v0.1.1