This plugin is very good, it support me to feel more real in my server. Although it may not be satisfactory for some people, it's already great for me! Keep it up, author!

[13:44:23] [Server thread/INFO]: [SimulatedReality] Enabling SimulatedReality v1.0.2.0
[13:44:23] [Server thread/ERROR]: Error occurred while enabling SimulatedReality v1.0.2.0 (Is it up to date?)
java.lang.NullPointerException: null
at java.base/java.util.Objects.requireNonNull(Objects.java:233) ~[?:?]
at SimulatedReality-1.0.2.2-Super.jar/eternalpolar.spigot.simulatedReality.SimulatedReality.onEnable(SimulatedReality.java:36) ~[SimulatedReality-1.0.2.2-Super.jar:?]
at org.bukkit.plugin.java.JavaPlugin.setEnabled(JavaPlugin.java:280) ~[purpur-api-1.21.4-R0.1-SNAPSHOT.jar:?]
at io.papermc.paper.plugin.manager.PaperPluginInstanceManager.enablePlugin(PaperPluginInstanceManager.java:202) ~[purpur-1.21.4.jar:1.21.4-2413-65b1288]
at io.papermc.paper.plugin.manager.PaperPluginManagerImpl.enablePlugin(PaperPluginManagerImpl.java:109) ~[purpur-1.21.4.jar:1.21.4-2413-65b1288]
at org.bukkit.plugin.SimplePluginManager.enablePlugin(SimplePluginManager.java:520) ~[purpur-api-1.21.4-R0.1-SNAPSHOT.jar:?]
at org.bukkit.craftbukkit.CraftServer.enablePlugin(CraftServer.java:671) ~[purpur-1.21.4.jar:1.21.4-2413-65b1288]
at org.bukkit.craftbukkit.CraftServer.enablePlugins(CraftServer.java:620) ~[purpur-1.21.4.jar:1.21.4-2413-65b1288]
at net.minecraft.server.MinecraftServer.loadWorld0(MinecraftServer.java:746) ~[purpur-1.21.4.jar:1.21.4-2413-65b1288]
at net.minecraft.server.MinecraftServer.loadLevel(MinecraftServer.java:491) ~[purpur-1.21.4.jar:1.21.4-2413-65b1288]
at net.minecraft.server.dedicated.DedicatedServer.initServer(DedicatedServer.java:365) ~[purpur-1.21.4.jar:1.21.4-2413-65b1288]
at net.minecraft.server.MinecraftServer.runServer(MinecraftServer.java:1178) ~[purpur-1.21.4.jar:1.21.4-2413-65b1288]
at net.minecraft.server.MinecraftServer.lambda$spin$2(MinecraftServer.java:313) ~[purpur-1.21.4.jar:1.21.4-2413-65b1288]
at java.base/java.lang.Thread.run(Thread.java:1583) ~[?:?]
[13:44:23] [Server thread/INFO]: [SimulatedReality] Disabling SimulatedReality v1.0.2.0