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via GitHub by SidShakal
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Could not deserialize object
java.lang.IllegalArgumentException: Specified class does not exist ('me.itsatacosh')	at org.bukkit.configuration.serialization.ConfigurationSerialization.deserializeObject(ConfigurationSerialization.java:185)	at org.bukkit.configuration.file.YamlConstructor$ConstructCustomObject.construct(YamlConstructor.java:35)	at org.yaml.snakeyaml.constructor.BaseConstructor.constructObject(BaseConstructor.java:182)	at org.yaml.snakeyaml.constructor.BaseConstructor.constructSequenceStep2(BaseConstructor.java:275)	at org.yaml.snakeyaml.constructor.BaseConstructor.constructSequence(BaseConstructor.java:246)	at org.yaml.snakeyaml.constructor.SafeConstructor$ConstructYamlSeq.construct(SafeConstructor.java:470)	at org.yaml.snakeyaml.constructor.BaseConstructor.constructObject(BaseConstructor.java:182)	at org.yaml.snakeyaml.constructor.BaseConstructor.constructMapping2ndStep(BaseConstructor.java:373)	at org.yaml.snakeyaml.constructor.SafeConstructor.constructMapping2ndStep(SafeConstructor.java:147)	at org.yaml.snakeyaml.constructor.BaseConstructor.constructMapping(BaseConstructor.java:354)	at org.yaml.snakeyaml.constructor.SafeConstructor$ConstructYamlMap.construct(SafeConstructor.java:489)	at org.bukkit.configuration.file.YamlConstructor$ConstructCustomObject.construct(YamlConstructor.java:26)	at org.yaml.snakeyaml.constructor.BaseConstructor.constructObject(BaseConstructor.java:182)	at org.yaml.snakeyaml.constructor.BaseConstructor.constructDocument(BaseConstructor.java:141)	at org.yaml.snakeyaml.constructor.BaseConstructor.getSingleData(BaseConstructor.java:127)	at org.yaml.snakeyaml.Yaml.loadFromReader(Yaml.java:450)	at org.yaml.snakeyaml.Yaml.load(Yaml.java:369)	at org.bukkit.configuration.file.YamlConfiguration.loadFromString(YamlConfiguration.java:54)	at org.bukkit.configuration.file.FileConfiguration.load(FileConfiguration.java:184)	at org.bukkit.configuration.file.FileConfiguration.load(FileConfiguration.java:130)	at me.itsatacoshop247.TreeAssist.blocklists.FlatFileBlockList.initiate(FlatFileBlockList.java:41)	at me.itsatacoshop247.TreeAssist.TreeAssist.onEnable(TreeAssist.java:209)	at org.bukkit.plugin.java.JavaPlugin.setEnabled(JavaPlugin.java:292)	at org.bukkit.plugin.java.JavaPluginLoader.enablePlugin(JavaPluginLoader.java:340)	at org.bukkit.plugin.SimplePluginManager.enablePlugin(SimplePluginManager.java:405)	at org.bukkit.craftbukkit.v1_10_R1.CraftServer.loadPlugin(CraftServer.java:362)	at org.bukkit.craftbukkit.v1_10_R1.CraftServer.enablePlugins(CraftServer.java:322)	at net.minecraft.server.v1_10_R1.MinecraftServer.t(MinecraftServer.java:412)	at net.minecraft.server.v1_10_R1.MinecraftServer.l(MinecraftServer.java:377)	at net.minecraft.server.v1_10_R1.MinecraftServer.a(MinecraftServer.java:332)	at net.minecraft.server.v1_10_R1.DedicatedServer.init(DedicatedServer.java:271)	at net.minecraft.server.v1_10_R1.MinecraftServer.run(MinecraftServer.java:535)	at java.lang.Thread.run(Thread.java:745)