SpaceSellWand 0.11.0 Error

[16:00:23 INFO]: [SpaceSellWands] Enabling SpaceSellWands v0.11.0*
[16:00:23 INFO]: [SuperSellWands] Essentials has been found. If you wish to use this enable it in your config.yml by setting essentials-
price to TRUE.
[16:00:23 ERROR]: Error occurred while enabling SpaceSellWands v0.11.0 (Is it up to date?)
java.lang.NullPointerException: null
        at com.joeyoey.sellwands.SellWands.parseConfigFile(SellWands.java:143) ~[?:?]
        at com.joeyoey.sellwands.SellWands.loadPrices(SellWands.java:117) ~[?:?]
        at com.joeyoey.sellwands.SellWands.onEnable(SellWands.java:47) ~[?:?]
        at org.bukkit.plugin.java.JavaPlugin.setEnabled(JavaPlugin.java:265) ~[patched_1.13.2.jar:git-Paper-629]
        at org.bukkit.plugin.java.JavaPluginLoader.enablePlugin(JavaPluginLoader.java:334) ~[patched_1.13.2.jar:git-Paper-629]
        at org.bukkit.plugin.SimplePluginManager.enablePlugin(SimplePluginManager.java:412) ~[patched_1.13.2.jar:git-Paper-629]
        at org.bukkit.craftbukkit.v1_13_R2.CraftServer.enablePlugin(CraftServer.java:443) ~[patched_1.13.2.jar:git-Paper-629]
        at org.bukkit.craftbukkit.v1_13_R2.CraftServer.enablePlugins(CraftServer.java:357) ~[patched_1.13.2.jar:git-Paper-629]
        at net.minecraft.server.v1_13_R2.MinecraftServer.l(MinecraftServer.java:608) ~[patched_1.13.2.jar:git-Paper-629]
        at net.minecraft.server.v1_13_R2.MinecraftServer.a(MinecraftServer.java:570) ~[patched_1.13.2.jar:git-Paper-629]
        at net.minecraft.server.v1_13_R2.MinecraftServer.a(MinecraftServer.java:431) ~[patched_1.13.2.jar:git-Paper-629]
        at net.minecraft.server.v1_13_R2.DedicatedServer.init(DedicatedServer.java:316) ~[patched_1.13.2.jar:git-Paper-629]                     at net.minecraft.server.v1_13_R2.MinecraftServer.run(MinecraftServer.java:787) ~[patched_1.13.2.jar:git-Paper-629]                      at java.lang.Thread.run(Thread.java:834) [?:?]
[16:00:23 INFO]: [SpaceSellWands] Disabling SpaceSellWands v0.11.0
[16:00:23 INFO]: [SuperSellWands] Clearing maps!                                                                                        [16:00:23 INFO]: [SuperSellWands] Maps cleared successfully!