Plugin does not work on 1.21.1

[oliverkoolen]

Hi there, I have downloaded your plugin, added it to my plugins folder and it gets disabled with this error:

[20:50:49 ERROR]: Error occurred while enabling ore-control v2024.09.10 (Is it up to date?) java.lang.NullPointerException: Cannot invoke "String.isEmpty()" because the return value of "com.destroystokyo.paper.profile.CraftPlayerProfile.getName()" is null at com.destroystokyo.paper.profile.CraftPlayerProfile.serialize(CraftPlayerProfile.java:341) ~[paper-1.21.1.jar:1.21.1-81-13a2395] at org.bukkit.configuration.file.YamlRepresenter$RepresentConfigurationSerializable.representData(YamlRepresenter.java:50) ~[paper-mojangapi-1.21.1-R0.1-SNAPSHOT.jar:?] at org.yaml.snakeyaml.representer.BaseRepresenter.representData(BaseRepresenter.java:111) ~[snakeyaml-2.2.jar:?] at org.yaml.snakeyaml.representer.BaseRepresenter.representMapping(BaseRepresenter.java:174) ~[snakeyaml-2.2.jar:?] at org.yaml.snakeyaml.representer.SafeRepresenter$RepresentMap.representData(SafeRepresenter.java:331) ~[snakeyaml-2.2.jar:?] at org.bukkit.configuration.file.YamlRepresenter$RepresentConfigurationSerializable.representData(YamlRepresenter.java:52) ~[paper-mojangapi-1.21.1-R0.1-SNAPSHOT.jar:?] at org.yaml.snakeyaml.representer.BaseRepresenter.representData(BaseRepresenter.java:111) ~[snakeyaml-2.2.jar:?] at org.yaml.snakeyaml.representer.BaseRepresenter.representMapping(BaseRepresenter.java:174) ~[snakeyaml-2.2.jar:?] at org.yaml.snakeyaml.representer.SafeRepresenter$RepresentMap.representData(SafeRepresenter.java:331) ~[snakeyaml-2.2.jar:?] at org.bukkit.configuration.file.YamlRepresenter$RepresentConfigurationSerializable.representData(YamlRepresenter.java:52) ~[paper-mojangapi-1.21.1-R0.1-SNAPSHOT.jar:?] at org.yaml.snakeyaml.representer.BaseRepresenter.representData(BaseRepresenter.java:111) ~[snakeyaml-2.2.jar:?] at org.yaml.snakeyaml.representer.BaseRepresenter.represent(BaseRepresenter.java:81) ~[snakeyaml-2.2.jar:?] at org.bukkit.configuration.file.YamlConfiguration.toNodeTree(YamlConfiguration.java:195) ~[paper-mojangapi-1.21.1-R0.1-SNAPSHOT.jar:?] at org.bukkit.configuration.file.YamlConfiguration.saveToString(YamlConfiguration.java:79) ~[paper-mojangapi-1.21.1-R0.1-SNAPSHOT.jar:?] at org.bukkit.configuration.file.FileConfiguration.save(FileConfiguration.java:65) ~[paper-mojangapi-1.21.1-R0.1-SNAPSHOT.jar:?] at ore-control-2024.09.10.jar/de.derfrzocker.ore.control.utils.language.loader.PluginLanguageLoader.loadLanguages(PluginLanguageLoader.java:128) ~[ore-control-2024.09.10.jar:?] at ore-control-2024.09.10.jar/de.derfrzocker.ore.control.utils.language.loader.MergeLanguageLoader.loadLanguages(MergeLanguageLoader.java:35) ~[ore-control-2024.09.10.jar:?] at ore-control-2024.09.10.jar/de.derfrzocker.ore.control.utils.language.manager.DirectLanguageManager.loadAndReturnDefaultLanguage(DirectLanguageManager.java:108) ~[ore-control-2024.09.10.jar:?] at ore-control-2024.09.10.jar/de.derfrzocker.ore.control.utils.language.manager.DirectLanguageManager.(DirectLanguageManager.java:50) ~[ore-control-2024.09.10.jar:?] at ore-control-2024.09.10.jar/de.derfrzocker.ore.control.OreControl.onEnable(OreControl.java:153) ~[ore-control-2024.09.10.jar:?] at org.bukkit.plugin.java.JavaPlugin.setEnabled(JavaPlugin.java:288) ~[paper-mojangapi-1.21.1-R0.1-SNAPSHOT.jar:?] at io.papermc.paper.plugin.manager.PaperPluginInstanceManager.enablePlugin(PaperPluginInstanceManager.java:202) ~[paper-1.21.1.jar:1.21.1-81-13a2395] at io.papermc.paper.plugin.manager.PaperPluginManagerImpl.enablePlugin(PaperPluginManagerImpl.java:109) ~[paper-1.21.1.jar:1.21.1-81-13a2395] at org.bukkit.plugin.SimplePluginManager.enablePlugin(SimplePluginManager.java:520) ~[paper-mojangapi-1.21.1-R0.1-SNAPSHOT.jar:?] at org.bukkit.craftbukkit.CraftServer.enablePlugin(CraftServer.java:640) ~[paper-1.21.1.jar:1.21.1-81-13a2395] at org.bukkit.craftbukkit.CraftServer.enablePlugins(CraftServer.java:589) ~[paper-1.21.1.jar:1.21.1-81-13a2395] at net.minecraft.server.dedicated.DedicatedServer.initServer(DedicatedServer.java:293) ~[paper-1.21.1.jar:1.21.1-81-13a2395] at net.minecraft.server.MinecraftServer.runServer(MinecraftServer.java:1215) ~[paper-1.21.1.jar:1.21.1-81-13a2395] at net.minecraft.server.MinecraftServer.lambda$spin$0(MinecraftServer.java:330) ~[paper-1.21.1.jar:1.21.1-81-13a2395] at java.base/java.lang.Thread.run(Thread.java:1583) ~[?:?]

Am I doing something wrong? Is there a library mod I need? Thanks for your help.