[06:47:28] [Server thread/INFO]: [QuantumShop] Disabling QuantumShop v3.6.6.4
[06:47:28] [Server thread/INFO]: [QuantumShop] Unloaded module: Chest Shop v1.0.0
[06:47:28] [Server thread/ERROR]: Error occurred while disabling QuantumShop v3.6.6.4 (Is it up to date?)
java.lang.NullPointerException: null
    at su.nightexpress.quantumshop.modules.list.chestshop.ChestShop.getAllShops(ChestShop.java:343) ~[?:?]
    at su.nightexpress.quantumshop.modules.list.chestshop.ChestShop.save(ChestShop.java:637) ~[?:?]
    at su.nightexpress.quantumshop.modules.list.chestshop.ChestShop.shutdown(ChestShop.java:222) ~[?:?]
    at su.fogus.core.modules.IModule.unload(IModule.java:57) ~[?:?]
    at su.fogus.core.modules.ModuleManager.unregister(ModuleManager.java:58) ~[?:?]
    at su.fogus.core.modules.ModuleManager.shutdown(ModuleManager.java:28) ~[?:?]
    at su.fogus.core.JPlugin.unloadManagers(JPlugin.java:221) ~[?:?]
    at su.fogus.core.JPlugin.onDisable(JPlugin.java:109) ~[?:?]
    at org.bukkit.plugin.java.JavaPlugin.setEnabled(JavaPlugin.java:265) ~[spigot-1.15.2.jar:git-Spigot-c574e08-d171d7e]
    at org.bukkit.plugin.java.JavaPluginLoader.disablePlugin(JavaPluginLoader.java:376) [spigot-1.15.2.jar:git-Spigot-c574e08-d171d7e]
    at org.bukkit.plugin.SimplePluginManager.disablePlugin(SimplePluginManager.java:453) [spigot-1.15.2.jar:git-Spigot-c574e08-d171d7e]
    at org.bukkit.plugin.SimplePluginManager.disablePlugins(SimplePluginManager.java:445) [spigot-1.15.2.jar:git-Spigot-c574e08-d171d7e]
    at org.bukkit.craftbukkit.v1_15_R1.CraftServer.disablePlugins(CraftServer.java:398) [spigot-1.15.2.jar:git-Spigot-c574e08-d171d7e]
    at net.minecraft.server.v1_15_R1.MinecraftServer.stop(MinecraftServer.java:699) [spigot-1.15.2.jar:git-Spigot-c574e08-d171d7e]
    at net.minecraft.server.v1_15_R1.DedicatedServer.stop(DedicatedServer.java:696) [spigot-1.15.2.jar:git-Spigot-c574e08-d171d7e]
    at net.minecraft.server.v1_15_R1.MinecraftServer.run(MinecraftServer.java:864) [spigot-1.15.2.jar:git-Spigot-c574e08-d171d7e]
    at java.lang.Thread.run(Thread.java:834) [?:?]