Çözüldü ShopGuiPlus

[13:44:54] [Server thread/WARN]: [ShopGUIPlus] Task #98 for ShopGUIPlus v1.15.0 generated an exception
java.lang.NullPointerException
    at org.bukkit.craftbukkit.v1_8_R3.entity.CraftHumanEntity.openInventory(CraftHumanEntity.java:176) ~[spigot.jar:git-Spigot-db6de12-18fbb24]
    at net.brcdev.shopgui.util.InventoryUtils$1.run(InventoryUtils.java:53) ~[?:?]
    at org.bukkit.craftbukkit.v1_8_R3.scheduler.CraftTask.run(CraftTask.java:71) ~[spigot.jar:git-Spigot-db6de12-18fbb24]
    at org.bukkit.craftbukkit.v1_8_R3.scheduler.CraftScheduler.mainThreadHeartbeat(CraftScheduler.java:350) [spigot.jar:git-Spigot-db6de12-18fbb24]
    at net.minecraft.server.v1_8_R3.MinecraftServer.B(MinecraftServer.java:723) [spigot.jar:git-Spigot-db6de12-18fbb24]
    at net.minecraft.server.v1_8_R3.DedicatedServer.B(DedicatedServer.java:374) [spigot.jar:git-Spigot-db6de12-18fbb24]
    at net.minecraft.server.v1_8_R3.MinecraftServer.A(MinecraftServer.java:654) [spigot.jar:git-Spigot-db6de12-18fbb24]
    at net.minecraft.server.v1_8_R3.MinecraftServer.run(MinecraftServer.java:557) [spigot.jar:git-Spigot-db6de12-18fbb24]
    at java.lang.Thread.run(Unknown Source) [?:1.8.0_172]