:46:39] [Server thread/WARN]: org.bukkit.configuration.InvalidConfigurationException: Top level is not a Map.
[20:46:39] [Server thread/WARN]: 	at org.bukkit.configuration.file.YamlConfiguration.loadFromString(YamlConfiguration.java:59)
[20:46:39] [Server thread/WARN]: 	at org.bukkit.configuration.file.FileConfiguration.load(FileConfiguration.java:226)
[20:46:39] [Server thread/WARN]: 	at org.bukkit.configuration.file.FileConfiguration.load(FileConfiguration.java:169)
[20:46:39] [Server thread/WARN]: 	at me.fromgate.messagefilter.FilterManager.load(FilterManager.java:41)
[20:46:39] [Server thread/WARN]: 	at me.fromgate.messagefilter.FilterManager.init(FilterManager.java:21)
[20:46:39] [Server thread/WARN]: 	at me.fromgate.messagefilter.MessageFilter.onEnable(MessageFilter.java:41)
[20:46:39] [Server thread/WARN]: 	at org.bukkit.plugin.java.JavaPlugin.setEnabled(JavaPlugin.java:321)
[20:46:39] [Server thread/WARN]: 	at org.bukkit.plugin.java.JavaPluginLoader.enablePlugin(JavaPluginLoader.java:332)
[20:46:39] [Server thread/WARN]: 	at org.bukkit.plugin.SimplePluginManager.enablePlugin(SimplePluginManager.java:407)
[20:46:39] [Server thread/WARN]: 	at org.bukkit.craftbukkit.v1_8_R3.CraftServer.loadPlugin(CraftServer.java:359)
[20:46:39] [Server thread/WARN]: 	at org.bukkit.craftbukkit.v1_8_R3.CraftServer.enablePlugins(CraftServer.java:318)
[20:46:39] [Server thread/WARN]: 	at net.minecraft.server.v1_8_R3.MinecraftServer.s(MinecraftServer.java:408)
[20:46:39] [Server thread/WARN]: 	at net.minecraft.server.v1_8_R3.MinecraftServer.k(MinecraftServer.java:372)
[20:46:39] [Server thread/WARN]: 	at net.minecraft.server.v1_8_R3.MinecraftServer.a(MinecraftServer.java:327)
[20:46:39] [Server thread/WARN]: 	at net.minecraft.server.v1_8_R3.DedicatedServer.init(DedicatedServer.java:267)
[20:46:39] [Server thread/WARN]: 	at net.minecraft.server.v1_8_R3.MinecraftServer.run(MinecraftServer.java:563)
[20:46:39] [Server thread/WARN]: 	at java.lang.Thread.run(Thread.java:745)