ReportRTS, Closing a Ticket 2; 2015 Jul 30

[22:31:06 INFO]: 321MCBlaster issued server command: /ticket close 97 Rank corrected; Immortal re-added. Expires 12.05.15
[22:31:06 ERROR]: null
org.bukkit.command.CommandException: Unhandled exception executing command 'ticket' in plugin ReportRTS v1.2.3-b10
        at org.bukkit.command.PluginCommand.execute(PluginCommand.java:46) ~[paperspigot.jar:git-PaperSpigot-56afbe3-d27e6d0]
        at org.bukkit.command.SimpleCommandMap.dispatch(SimpleCommandMap.java:141) ~[paperspigot.jar:git-PaperSpigot-56afbe3-d27e6d0]
        at org.bukkit.craftbukkit.v1_8_R3.CraftServer.dispatchCommand(CraftServer.java:640) ~[paperspigot.jar:git-PaperSpigot-56afbe3-d27e6d0]
        at net.minecraft.server.v1_8_R3.PlayerConnection.handleCommand(PlayerConnection.java:1166) [paperspigot.jar:git-PaperSpigot-56afbe3-d27e6d0]
        at net.minecraft.server.v1_8_R3.PlayerConnection.a(PlayerConnection.java:1001) [paperspigot.jar:git-PaperSpigot-56afbe3-d27e6d0]
        at net.minecraft.server.v1_8_R3.PacketPlayInChat.a(PacketPlayInChat.java:45) [paperspigot.jar:git-PaperSpigot-56afbe3-d27e6d0]
        at net.minecraft.server.v1_8_R3.PacketPlayInChat.a(PacketPlayInChat.java:1) [paperspigot.jar:git-PaperSpigot-56afbe3-d27e6d0]
        at net.minecraft.server.v1_8_R3.PlayerConnectionUtils$1.run(SourceFile:13) [paperspigot.jar:git-PaperSpigot-56afbe3-d27e6d0]
        at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) [?:1.8.0_51]
        at java.util.concurrent.FutureTask.run(FutureTask.java:266) [?:1.8.0_51]
        at net.minecraft.server.v1_8_R3.SystemUtils.a(SystemUtils.java:19) [paperspigot.jar:git-PaperSpigot-56afbe3-d27e6d0]
        at net.minecraft.server.v1_8_R3.MinecraftServer.B(MinecraftServer.java:766) [paperspigot.jar:git-PaperSpigot-56afbe3-d27e6d0]
        at net.minecraft.server.v1_8_R3.DedicatedServer.B(DedicatedServer.java:378) [paperspigot.jar:git-PaperSpigot-56afbe3-d27e6d0]
        at net.minecraft.server.v1_8_R3.MinecraftServer.A(MinecraftServer.java:705) [paperspigot.jar:git-PaperSpigot-56afbe3-d27e6d0]
        at net.minecraft.server.v1_8_R3.MinecraftServer.run(MinecraftServer.java:608) [paperspigot.jar:git-PaperSpigot-56afbe3-d27e6d0]
        at java.lang.Thread.run(Thread.java:745) [?:1.8.0_51]
Caused by: java.lang.NullPointerException
        at com.nyancraft.reportrts.command.sub.CloseTicket.handleCommand(CloseTicket.java:89) ~[?:?]
        at com.nyancraft.reportrts.command.TicketCommand.onCommand(TicketCommand.java:50) ~[?:?]
        at org.bukkit.command.PluginCommand.execute(PluginCommand.java:44) ~[paperspigot.jar:git-PaperSpigot-56afbe3-d27e6d0]
        ... 15 more