[12:31:42 ERROR]: Error occurred while enabling RedDrop v1.0 (Is it up to date?)
java.lang.NullPointerException: null
        at net.marvin728.reddrop.RedDropPlugin.onEnable(RedDropPlugin.java:53) ~[?:?]
        at org.bukkit.plugin.java.JavaPlugin.setEnabled(JavaPlugin.java:264) ~[PaperCore.jar:git-Paper-1615]
        at org.bukkit.plugin.java.JavaPluginLoader.enablePlugin(JavaPluginLoader.java:316) ~[PaperCore.jar:git-Paper-1615]
        at org.bukkit.plugin.SimplePluginManager.enablePlugin(SimplePluginManager.java:405) ~[PaperCore.jar:git-Paper-1615]
        at org.bukkit.craftbukkit.v1_12_R1.CraftServer.enablePlugin(CraftServer.java:395) ~[PaperCore.jar:git-Paper-1615]
        at org.bukkit.craftbukkit.v1_12_R1.CraftServer.enablePlugins(CraftServer.java:344) ~[PaperCore.jar:git-Paper-1615]
        at net.minecraft.server.v1_12_R1.MinecraftServer.t(MinecraftServer.java:442) ~[PaperCore.jar:git-Paper-1615]
        at net.minecraft.server.v1_12_R1.MinecraftServer.l(MinecraftServer.java:403) ~[PaperCore.jar:git-Paper-1615]
        at net.minecraft.server.v1_12_R1.MinecraftServer.a(MinecraftServer.java:341) ~[PaperCore.jar:git-Paper-1615]
        at net.minecraft.server.v1_12_R1.DedicatedServer.init(DedicatedServer.java:289) ~[PaperCore.jar:git-Paper-1615]
        at net.minecraft.server.v1_12_R1.MinecraftServer.run(MinecraftServer.java:616) ~[PaperCore.jar:git-Paper-1615]
        at java.lang.Thread.run(Thread.java:748) [?:1.8.0_212]