Error without vault installed
[17:44:23 WARN]: [RPGRegions] There was an error whilst listing regions
[17:44:23 WARN]: java.util.concurrent.CompletionException: java.lang.NoClassDefFoundError: net/milkbowl/vault/economy/Economy
[17:44:23 WARN]: at java.base/java.util.concurrent.CompletableFuture.encodeThrowable(CompletableFuture.java:315)
[17:44:23 WARN]: at java.base/java.util.concurrent.CompletableFuture.uniAcceptNow(CompletableFuture.java:761)
[17:44:23 WARN]: at java.base/java.util.concurrent.CompletableFuture.uniAcceptStage(CompletableFuture.java:735)
[17:44:23 WARN]: at java.base/java.util.concurrent.CompletableFuture.thenAccept(CompletableFuture.java:2182)
[17:44:23 WARN]: at rpgregions-2-1.4.5.jar//net.islandearth.rpgregions.gui.DiscoveryGUI.render(DiscoveryGUI.java:175)
[17:44:23 WARN]: at rpgregions-2-1.4.5.jar//net.islandearth.rpgregions.gui.RPGRegionsGUI.open(RPGRegionsGUI.java:197)
[17:44:23 WARN]: at rpgregions-2-1.4.5.jar//net.islandearth.rpgregions.commands.DiscoveriesCommand.onDefault(DiscoveriesCommand.java:35)
[17:44:23 WARN]: at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:104)
[17:44:23 WARN]: at java.base/java.lang.reflect.Method.invoke(Method.java:577)
[17:44:23 WARN]: at rpgregions-2-1.4.5.jar//net.islandearth.rpgregions.libs.acf.RegisteredCommand.invoke(RegisteredCommand.java:152)
[17:44:23 WARN]: at rpgregions-2-1.4.5.jar//net.islandearth.rpgregions.libs.acf.BaseCommand.executeCommand(BaseCommand.java:577)
[17:44:23 WARN]: at rpgregions-2-1.4.5.jar//net.islandearth.rpgregions.libs.acf.BaseCommand.execute(BaseCommand.java:513)
[17:44:23 WARN]: at rpgregions-2-1.4.5.jar//net.islandearth.rpgregions.libs.acf.RootCommand.execute(RootCommand.java:99)
[17:44:23 WARN]: at rpgregions-2-1.4.5.jar//net.islandearth.rpgregions.libs.acf.BukkitRootCommand.execute(BukkitRootCommand.java:84)
[17:44:23 WARN]: at org.bukkit.command.SimpleCommandMap.dispatch(SimpleCommandMap.java:155)
[17:44:23 WARN]: at org.bukkit.craftbukkit.v1_19_R2.CraftServer.dispatchCommand(CraftServer.java:929)
[17:44:23 WARN]: at org.bukkit.craftbukkit.v1_19_R2.command.BukkitCommandWrapper.run(BukkitCommandWrapper.java:64)
[17:44:23 WARN]: at com.mojang.brigadier.CommandDispatcher.execute(CommandDispatcher.java:264)
[17:44:23 WARN]: at net.minecraft.commands.CommandDispatcher.performCommand(CommandDispatcher.java:313)
[17:44:23 WARN]: at net.minecraft.commands.CommandDispatcher.a(CommandDispatcher.java:297)
[17:44:23 WARN]: at net.minecraft.server.network.PlayerConnection.a(PlayerConnection.java:2288)
[17:44:23 WARN]: at net.minecraft.server.network.PlayerConnection.lambda$handleChatCommand$20(PlayerConnection.java:2248)
[17:44:23 WARN]: at net.minecraft.util.thread.IAsyncTaskHandler.b(IAsyncTaskHandler.java:59)
[17:44:23 WARN]: at java.base/java.util.concurrent.CompletableFuture$AsyncSupply.run(CompletableFuture.java:1768)
[17:44:23 WARN]: at net.minecraft.server.TickTask.run(TickTask.java:18)
[17:44:23 WARN]: at net.minecraft.util.thread.IAsyncTaskHandler.d(IAsyncTaskHandler.java:153)
[17:44:23 WARN]: at net.minecraft.util.thread.IAsyncTaskHandlerReentrant.d(IAsyncTaskHandlerReentrant.java:24)
[17:44:23 WARN]: at net.minecraft.server.MinecraftServer.b(MinecraftServer.java:1341)
[17:44:23 WARN]: at net.minecraft.server.MinecraftServer.d(MinecraftServer.java:197)
[17:44:23 WARN]: at net.minecraft.util.thread.IAsyncTaskHandler.x(IAsyncTaskHandler.java:126)
[17:44:23 WARN]: at net.minecraft.server.MinecraftServer.bh(MinecraftServer.java:1318)
[17:44:23 WARN]: at net.minecraft.server.MinecraftServer.x(MinecraftServer.java:1311)
[17:44:23 WARN]: at net.minecraft.util.thread.IAsyncTaskHandler.c(IAsyncTaskHandler.java:136)
[17:44:23 WARN]: at net.minecraft.server.MinecraftServer.i_(MinecraftServer.java:1289)
[17:44:23 WARN]: at net.minecraft.server.MinecraftServer.w(MinecraftServer.java:1177)
[17:44:23 WARN]: at net.minecraft.server.MinecraftServer.lambda$spin$0(MinecraftServer.java:316)
[17:44:23 WARN]: at java.base/java.lang.Thread.run(Thread.java:833)
[17:44:23 WARN]: Caused by: java.lang.NoClassDefFoundError: net/milkbowl/vault/economy/Economy
[17:44:23 WARN]: at rpgregions-2-1.4.5.jar//net.islandearth.rpgregions.gui.DiscoveryGUI.lambda$render$12(DiscoveryGUI.java:254)
[17:44:23 WARN]: at java.base/java.util.concurrent.CompletableFuture.uniAcceptNow(CompletableFuture.java:757)
[17:44:23 WARN]: ... 35 more
[17:44:23 WARN]: Caused by: java.lang.ClassNotFoundException: net.milkbowl.vault.economy.Economy
[17:44:23 WARN]: at org.bukkit.plugin.java.PluginClassLoader.loadClass0(PluginClassLoader.java:177)
[17:44:23 WARN]: at org.bukkit.plugin.java.PluginClassLoader.loadClass(PluginClassLoader.java:124)
[17:44:23 WARN]: at java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:521)
[17:44:23 WARN]: ... 37 more