[22:29:25 ERROR]: Error occurred while disabling MapManager v1.7.9-SNAPSHOT (Is it up to date?)
java.lang.NullPointerException: null
        at org.inventivetalent.mapmanager.MapManagerPlugin.onDisable(MapManagerPlugin.java:125) ~[?:?]
        at org.bukkit.plugin.java.JavaPlugin.setEnabled(JavaPlugin.java:265) ~[patched_1.16.3.jar:git-Paper-220]
        at org.bukkit.plugin.java.JavaPluginLoader.disablePlugin(JavaPluginLoader.java:415) ~[patched_1.16.3.jar:git-Paper-220]
        at org.bukkit.plugin.SimplePluginManager.disablePlugin(SimplePluginManager.java:516) ~[patched_1.16.3.jar:git-Paper-220]
        at org.bukkit.plugin.SimplePluginManager.disablePlugin(SimplePluginManager.java:508) ~[patched_1.16.3.jar:git-Paper-220]
        at org.inventivetalent.mapmanager.MapManagerPlugin.onEnable(MapManagerPlugin.java:65) ~[?:?]
        at org.bukkit.plugin.java.JavaPlugin.setEnabled(JavaPlugin.java:263) ~[patched_1.16.3.jar:git-Paper-220]
        at org.bukkit.plugin.java.JavaPluginLoader.enablePlugin(JavaPluginLoader.java:380) ~[patched_1.16.3.jar:git-Paper-220]
        at org.bukkit.plugin.SimplePluginManager.enablePlugin(SimplePluginManager.java:483) ~[patched_1.16.3.jar:git-Paper-220]
        at org.bukkit.craftbukkit.v1_16_R2.CraftServer.enablePlugin(CraftServer.java:501) ~[patched_1.16.3.jar:git-Paper-220]
        at org.bukkit.craftbukkit.v1_16_R2.CraftServer.enablePlugins(CraftServer.java:415) ~[patched_1.16.3.jar:git-Paper-220]
        at net.minecraft.server.v1_16_R2.MinecraftServer.loadWorld(MinecraftServer.java:468) ~[patched_1.16.3.jar:git-Paper-220]
        at net.minecraft.server.v1_16_R2.DedicatedServer.init(DedicatedServer.java:237) ~[patched_1.16.3.jar:git-Paper-220]
        at net.minecraft.server.v1_16_R2.MinecraftServer.w(MinecraftServer.java:939) ~[patched_1.16.3.jar:git-Paper-220]        at net.minecraft.server.v1_16_R2.MinecraftServer.lambda$a$0(MinecraftServer.java:177) ~[patched_1.16.3.jar:git-Paper-220]
        at java.lang.Thread.run(Unknown Source) [?:1.8.0_261