2019-02-24 20-29
=============================== GM ERROR LOG ===============================
= ERROR REPORT START - GMBuildVer (Phoenix) =

java.lang.IllegalArgumentException: The following file couldn't pass on Parser.
plugins/GroupManager/worlds/lobby (mgw battle arena)/groups.yml
at org.anjocaido.groupmanager.dataholder.WorldDataHolder.loadGroups(WorldDataHolder.java:590)
at org.anjocaido.groupmanager.dataholder.WorldDataHolder.loadGroups(WorldDataHolder.java:510)
at org.anjocaido.groupmanager.dataholder.worlds.WorldsHolder.loadWorld(WorldsHolder.java:678)
at org.anjocaido.groupmanager.dataholder.worlds.WorldsHolder.loadWorld(WorldsHolder.java:640)
at org.anjocaido.groupmanager.dataholder.worlds.WorldsHolder.initialWorldLoading(WorldsHolder.java:110)
at org.anjocaido.groupmanager.dataholder.worlds.WorldsHolder.initialLoad(WorldsHolder.java:100)
at org.anjocaido.groupmanager.dataholder.worlds.WorldsHolder.resetWorldsHolder(WorldsHolder.java:92)
at org.anjocaido.groupmanager.dataholder.worlds.WorldsHolder.(WorldsHolder.java:59)
at org.anjocaido.groupmanager.GroupManager.onEnable(GroupManager.java:179)
at org.anjocaido.groupmanager.GroupManager.onEnable(GroupManager.java:103)
at org.bukkit.plugin.java.JavaPlugin.setEnabled(JavaPlugin.java:254)
at org.bukkit.plugin.java.JavaPluginLoader.enablePlugin(JavaPluginLoader.java:332)
at org.bukkit.plugin.SimplePluginManager.enablePlugin(SimplePluginManager.java:402)
at org.bukkit.craftbukkit.v1_13_R2.CraftServer.enablePlugin(CraftServer.java:423)
at org.bukkit.craftbukkit.v1_13_R2.CraftServer.enablePlugins(CraftServer.java:349)
at net.minecraft.server.v1_13_R2.MinecraftServer.l(MinecraftServer.java:571)
at net.minecraft.server.v1_13_R2.MinecraftServer.a(MinecraftServer.java:533)
at net.minecraft.server.v1_13_R2.MinecraftServer.a(MinecraftServer.java:411)
at net.minecraft.server.v1_13_R2.DedicatedServer.init(DedicatedServer.java:270)
at net.minecraft.server.v1_13_R2.MinecraftServer.run(MinecraftServer.java:676)
at java.lang.Thread.run(Thread.java:748)
Caused by: while parsing a block mapping
in 'reader', line 12, column 3:
Default:
^
expected , but found ''
in 'reader', line 60, column 4:
Member:
^

at org.yaml.snakeyaml.parser.ParserImpl$ParseBlockMappingKey.produce(ParserImpl.java:572)
at org.yaml.snakeyaml.parser.ParserImpl.peekEvent(ParserImpl.java:158)
at org.yaml.snakeyaml.parser.ParserImpl.checkEvent(ParserImpl.java:148)
at org.yaml.snakeyaml.composer.Composer.composeMappingNode(Composer.java:214)
at org.yaml.snakeyaml.composer.Composer.composeNode(Composer.java:144)
at org.yaml.snakeyaml.composer.Composer.composeValueNode(Composer.java:236)
at org.yaml.snakeyaml.composer.Composer.composeMappingChildren(Composer.java:227)
at org.yaml.snakeyaml.composer.Composer.composeMappingNode(Composer.java:215)
at org.yaml.snakeyaml.composer.Composer.composeNode(Composer.java:144)
at org.yaml.snakeyaml.composer.Composer.getNode(Composer.java:85)
at org.yaml.snakeyaml.composer.Composer.getSingleNode(Composer.java:108)
at org.yaml.snakeyaml.constructor.BaseConstructor.getSingleData(BaseConstructor.java:139)
at org.yaml.snakeyaml.Yaml.loadFromReader(Yaml.java:524)
at org.yaml.snakeyaml.Yaml.load(Yaml.java:467)
at org.anjocaido.groupmanager.dataholder.WorldDataHolder.loadGroups(WorldDataHolder.java:585)
... 20 more

============================================================================

Any help will be appreciated!

Running on Craftbukkit 1.13.2
If other info is needed I will gladly give it.

GroupManager is an unmaintained and unsupported plugin, and is not part of EssentialsX.

If you're having issue using GroupManager alongside EssentialsX, we recommend switching to LuckPerms.