UltimateGUI 2.0.8.3 - Start errors

[09:24:48] [Server thread/INFO]: [UltimateGUI] Enabling UltimateGUI v2.0.8.3
[09:24:48] [Server thread/INFO]: [UltimateGUI]
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[09:24:48] [Server thread/INFO]: [UltimateGUI] Initializing Variables
[09:24:48] [Server thread/INFO]: [UltimateGUI] Reading Project Properties
[09:24:48] [Server thread/INFO]: [UltimateGUI] Registering Gson Serialization Managers
[09:24:48] [Server thread/INFO]: [UltimateGUI] Registering Persistent Actions
[09:24:48] [Server thread/INFO]: [UltimateGUI] Detecting Economy
[09:24:48] [Server thread/INFO]: [UltimateGUI] Registering Listeners
[09:24:49] [Server thread/INFO]: [UltimateGUI] Registering Tab Completion
[09:24:49] [Server thread/INFO]: [UltimateGUI] Registering Plugin Channels
[09:24:49] [Server thread/INFO]: [UltimateGUI] Starting Builder
[09:24:49] [Server thread/INFO]: [UltimateGUI] Exporting Language Files
[09:24:49] [Server thread/ERROR]: Error occurred while enabling UltimateGUI v2.0.8.3 (Is it up to date?)
java.lang.RuntimeException: java.nio.file.FileSystemException: /home/container/plugins/UltimateGUI/Lang: Not a directory
    at org.soulsoftware.spigot.UltimateGUI.Builder.Builder.onEnable(Builder.java:91) ~[UltimateGUI-Builder-2.0.8.3.jar:?]
    at org.bukkit.plugin.java.JavaPlugin.setEnabled(JavaPlugin.java:281) ~[paper-api-1.20.1-R0.1-SNAPSHOT.jar:?]
    at io.papermc.paper.plugin.manager.PaperPluginInstanceManager.enablePlugin(PaperPluginInstanceManager.java:189) ~[paper-1.20.1.jar:git-Paper-111]
    at io.papermc.paper.plugin.manager.PaperPluginManagerImpl.enablePlugin(PaperPluginManagerImpl.java:104) ~[paper-1.20.1.jar:git-Paper-111]
    at org.bukkit.plugin.SimplePluginManager.enablePlugin(SimplePluginManager.java:507) ~[paper-api-1.20.1-R0.1-SNAPSHOT.jar:?]
    at org.bukkit.craftbukkit.v1_20_R1.CraftServer.enablePlugin(CraftServer.java:640) ~[paper-1.20.1.jar:git-Paper-111]
    at org.bukkit.craftbukkit.v1_20_R1.CraftServer.enablePlugins(CraftServer.java:551) ~[paper-1.20.1.jar:git-Paper-111]
    at net.minecraft.server.MinecraftServer.loadWorld0(MinecraftServer.java:636) ~[paper-1.20.1.jar:git-Paper-111]
    at net.minecraft.server.MinecraftServer.loadLevel(MinecraftServer.java:435) ~[paper-1.20.1.jar:git-Paper-111]
    at net.minecraft.server.dedicated.DedicatedServer.initServer(DedicatedServer.java:308) ~[paper-1.20.1.jar:git-Paper-111]
    at net.minecraft.server.MinecraftServer.runServer(MinecraftServer.java:1101) ~[paper-1.20.1.jar:git-Paper-111]
    at net.minecraft.server.MinecraftServer.lambda$spin$0(MinecraftServer.java:318) ~[paper-1.20.1.jar:git-Paper-111]
    at java.lang.Thread.run(Unknown Source) ~[?:?]
Caused by: java.nio.file.FileSystemException: /home/container/plugins/UltimateGUI/Lang: Not a directory
    at sun.nio.fs.UnixException.translateToIOException(Unknown Source) ~[?:?]
    at sun.nio.fs.UnixException.rethrowAsIOException(Unknown Source) ~[?:?]
    at sun.nio.fs.UnixException.rethrowAsIOException(Unknown Source) ~[?:?]
    at sun.nio.fs.UnixFileSystemProvider.createDirectory(Unknown Source) ~[?:?]
    at java.nio.file.Files.createDirectory(Unknown Source) ~[?:?]
    at java.nio.file.Files.createAndCheckIsDirectory(Unknown Source) ~[?:?]
    at java.nio.file.Files.createDirectories(Unknown Source) ~[?:?]
    at org.soulsoftware.spigot.UltimateGUI.Builder.Builder.onEnable(Builder.java:84) ~[UltimateGUI-Builder-2.0.8.3.jar:?]
    ... 12 more
[09:24:49] [Server thread/INFO]: [UltimateGUI] Disabling UltimateGUI v2.0.8.3
[09:24:49] [Server thread/INFO]: [UltimateGUI] Closing Open GUIs
[09:24:49] [Server thread/INFO]: [UltimateGUI] Removing Packet Readers
[09:24:49] [Server thread/INFO]: [UltimateGUI] Closing Item Builders
[09:24:49] [Server thread/INFO]: [UltimateGUI] Unregistering Plugin Channels