2013-12-05 15:49:36 [SEVERE] Could not call constructor 'public com.wolvencraft.prison.mines.mine.DisplaySign(java.util.Map) throws com.wolvencraft.prison.mines.exceptions.DisplaySignNotFoundException' of class com.wolvencraft.prison.mines.mine.DisplaySign for deserialization
java.lang.NullPointerException
	at com.wolvencraft.prison.mines.mine.DisplaySign.<init>(DisplaySign.java:117)
	at sun.reflect.GeneratedConstructorAccessor31.newInstance(Unknown Source)
	at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.lang.reflect.Constructor.newInstance(Constructor.java:526)
	at org.bukkit.configuration.serialization.ConfigurationSerialization.deserializeViaCtor(ConfigurationSerialization.java:92)
	at org.bukkit.configuration.serialization.ConfigurationSerialization.deserialize(ConfigurationSerialization.java:129)
	at org.bukkit.configuration.serialization.ConfigurationSerialization.deserializeObject(ConfigurationSerialization.java:187)
	at org.bukkit.configuration.file.YamlConstructor$ConstructCustomObject.construct(YamlConstructor.java:35)
	at org.yaml.snakeyaml.constructor.BaseConstructor.constructObject(BaseConstructor.java:183)
	at org.yaml.snakeyaml.constructor.BaseConstructor.constructMapping2ndStep(BaseConstructor.java:326)
	at org.yaml.snakeyaml.constructor.SafeConstructor.constructMapping2ndStep(SafeConstructor.java:143)
	at org.yaml.snakeyaml.constructor.BaseConstructor.constructMapping(BaseConstructor.java:307)
	at org.yaml.snakeyaml.constructor.SafeConstructor$ConstructYamlMap.construct(SafeConstructor.java:459)
	at org.bukkit.configuration.file.YamlConstructor$ConstructCustomObject.construct(YamlConstructor.java:26)
	at org.yaml.snakeyaml.constructor.BaseConstructor.constructObject(BaseConstructor.java:183)
	at org.yaml.snakeyaml.constructor.BaseConstructor.constructDocument(BaseConstructor.java:142)
	at org.yaml.snakeyaml.constructor.BaseConstructor.getSingleData(BaseConstructor.java:128)
	at org.yaml.snakeyaml.Yaml.loadFromReader(Yaml.java:480)
	at org.yaml.snakeyaml.Yaml.load(Yaml.java:399)
	at org.bukkit.configuration.file.YamlConfiguration.loadFromString(YamlConfiguration.java:53)
	at org.bukkit.configuration.file.FileConfiguration.load(FileConfiguration.java:138)
	at org.bukkit.configuration.file.FileConfiguration.load(FileConfiguration.java:105)
	at org.bukkit.configuration.file.YamlConfiguration.loadConfiguration(YamlConfiguration.java:175)
	at com.wolvencraft.prison.mines.settings.SignData.loadAll(SignData.java:69)
	at com.wolvencraft.prison.mines.PrisonMine.onEnable(PrisonMine.java:112)
	at org.bukkit.plugin.java.JavaPlugin.setEnabled(JavaPlugin.java:217)
	at org.bukkit.plugin.java.JavaPluginLoader.enablePlugin(JavaPluginLoader.java:457)
	at org.bukkit.plugin.SimplePluginManager.enablePlugin(SimplePluginManager.java:381)
	at org.bukkit.craftbukkit.v1_6_R3.CraftServer.loadPlugin(CraftServer.java:284)
	at org.bukkit.craftbukkit.v1_6_R3.CraftServer.enablePlugins(CraftServer.java:266)
	at net.minecraft.server.v1_6_R3.MinecraftServer.l(MinecraftServer.java:315)
	at net.minecraft.server.v1_6_R3.MinecraftServer.f(MinecraftServer.java:292)
	at net.minecraft.server.v1_6_R3.MinecraftServer.a(MinecraftServer.java:252)
	at net.minecraft.server.v1_6_R3.DedicatedServer.init(DedicatedServer.java:152)
	at net.minecraft.server.v1_6_R3.MinecraftServer.run(MinecraftServer.java:393)
	at net.minecraft.server.v1_6_R3.ThreadServerApplication.run(SourceFile:583)