[20:50:16 WARN]: [AutoSaveWorld] failed to workaround stucture saving, saving world using normal methods
[20:50:16 WARN]: java.lang.RuntimeException: Can't find method saveChunks with params length 2
[20:50:16 WARN]:        at autosaveworld.utils.ReflectionUtils.getMethod(ReflectionUtils.java:49)
[20:50:16 WARN]:        at autosaveworld.threads.save.AutoSaveThread.saveWorldDoNoSaveStructureInfo(AutoSaveThread.java:205)
[20:50:16 WARN]:        at autosaveworld.threads.save.AutoSaveThread.saveWorld(AutoSaveThread.java:179)
[20:50:16 WARN]:        at autosaveworld.threads.save.AutoSaveThread.performSaveNow(AutoSaveThread.java:106)
[20:50:16 WARN]:        at autosaveworld.core.AutoSaveWorld.onDisable(AutoSaveWorld.java:131)
[20:50:16 WARN]:        at org.bukkit.plugin.java.JavaPlugin.setEnabled(JavaPlugin.java:293)
[20:50:16 WARN]:        at org.bukkit.plugin.java.JavaPluginLoader.disablePlugin(JavaPluginLoader.java:364)
[20:50:16 WARN]:        at org.bukkit.plugin.SimplePluginManager.disablePlugin(SimplePluginManager.java:424)
[20:50:16 WARN]:        at org.bukkit.plugin.SimplePluginManager.disablePlugins(SimplePluginManager.java:417)
[20:50:16 WARN]:        at org.bukkit.craftbukkit.v1_9_R1.CraftServer.disablePlugins(CraftServer.java:340)
[20:50:16 WARN]:        at net.minecraft.server.v1_9_R1.MinecraftServer.stop(MinecraftServer.java:454)
[20:50:16 WARN]:        at net.minecraft.server.v1_9_R1.MinecraftServer.run(MinecraftServer.java:595)
[20:50:16 WARN]:        at java.lang.Thread.run(Unknown Source)