HoloAPI 1.0.5 Error

[17:53:59] [Server thread/WARN]: [HoloAPI] Task #7762 for HoloAPI v1.0.5 generated an exception
java.lang.NullPointerException
	at com.dsh105.holoapi.util.PlayerUtil.playerToEntityPlayer(PlayerUtil.java:22) ~[?:?]
	at com.dsh105.holoapi.util.PlayerUtil.getPlayerConnection(PlayerUtil.java:32) ~[?:?]
	at com.dsh105.holoapi.util.PlayerUtil.sendPacket(PlayerUtil.java:13) ~[?:?]
	at com.dsh105.holoapi.util.wrapper.protocol.Packet.send(Packet.java:39) ~[?:?]
	at com.dsh105.holoapi.api.Hologram.clearTags(Hologram.java:275) ~[?:?]
	at com.dsh105.holoapi.api.Hologram.clear(Hologram.java:260) ~[?:?]
	at com.dsh105.holoapi.api.Hologram.refreshDisplay(Hologram.java:96) ~[?:?]
	at com.dsh105.holoapi.api.SimpleHoloManager$HologramRemoveTask.run(SimpleHoloManager.java:290) ~[?:?]
	at org.bukkit.craftbukkit.v1_7_R1.scheduler.CraftTask.run(CraftTask.java:53) ~[craftbukkit.jar:git-Bukkit-1.7.2-R0.3-b3020jnks]
	at org.bukkit.craftbukkit.v1_7_R1.scheduler.CraftScheduler.mainThreadHeartbeat(CraftScheduler.java:345) [craftbukkit.jar:git-Bukkit-1.7.2-R0.3-b3020jnks]
	at net.minecraft.server.v1_7_R1.MinecraftServer.u(MinecraftServer.java:587) [craftbukkit.jar:git-Bukkit-1.7.2-R0.3-b3020jnks]
	at net.minecraft.server.v1_7_R1.DedicatedServer.u(DedicatedServer.java:250) [craftbukkit.jar:git-Bukkit-1.7.2-R0.3-b3020jnks]
	at net.minecraft.server.v1_7_R1.MinecraftServer.t(MinecraftServer.java:545) [craftbukkit.jar:git-Bukkit-1.7.2-R0.3-b3020jnks]
	at net.minecraft.server.v1_7_R1.MinecraftServer.run(MinecraftServer.java:457) [craftbukkit.jar:git-Bukkit-1.7.2-R0.3-b3020jnks]
	at net.minecraft.server.v1_7_R1.ThreadServerApplication.run(SourceFile:617) [craftbukkit.jar:git-Bukkit-1.7.2-R0.3-b3020jnks]
[17:54:37] [Netty IO #4/INFO]: