PTT又空指针错误了

[Ghost-chu]

这次指令本身运行没问题了 但是PTT还是坏掉的
[Sat, 13. Jan 2018 11:45:42 CST INFO] MCYang issued server command: /ptt acquire day1hgift
[Sat, 13. Jan 2018 11:45:42 CST INFO] [Yum] [Yum 命令监控] 玩家 MCYang 执行 PlayTimeTracker 插件 ptt acquire day1hgift 命令时发生异常!
[Sat, 13. Jan 2018 11:45:42 CST INFO] [Yum] 异常名称: java.lang.NullPointerException
[Sat, 13. Jan 2018 11:45:42 CST INFO] [Yum] 异常说明: null
[Sat, 13. Jan 2018 11:45:42 CST INFO] [Yum] 简易错误信息如下:
[Sat, 13. Jan 2018 11:45:42 CST INFO] [Yum] 位于 cat.nyaa.playtimetracker.Main.applyReward(Main.java:142)
[Sat, 13. Jan 2018 11:45:42 CST INFO] [Yum] 位于 cat.nyaa.playtimetracker.Main.onCommand(Main.java:265)
[Sat, 13. Jan 2018 11:45:42 CST INFO] [Yum] 位于 pw.yumc.Yum.inject.CommandInjector.onCommand(CommandInjector.java:106)
[Sat, 13. Jan 2018 11:45:42 CST INFO] [Yum] 位于 org.bukkit.command.PluginCommand.execute(PluginCommand.java:44)
[Sat, 13. Jan 2018 11:45:42 CST INFO] [Yum] 位于 com.earth2me.essentials.Essentials.onCommandEssentials(Essentials.java:437)