I've been getting spammed with '[iNFO]' or '[WARNING]' or '[severe].' I have no Idea what these are and would like help with eliminating them or finding out what they are, and if they are okay or something needs to be fixed. Ill post a bunch of it below.
09.01 23:44:19 [server] INFO at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:302)
09.01 23:44:19 [server] INFO at java.lang.reflect.Method.invoke(Method.java:606)
09.01 23:44:19 [server] INFO at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
09.01 23:44:19 [server] INFO at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
09.01 23:44:19 [server] INFO at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
09.01 23:44:19 [server] INFO at com.swifteh.GAL.onPlayerJoin(GAL.java:150)
09.01 23:44:19 [server] INFO Caused by: java.lang.NoSuchMethodError: org.bukkit.scheduler.BukkitScheduler.runTaskLaterAsynchronously(Lorg/bukkit/plugin/Plugin;Ljava/lang/Runnable;J)Lorg/bukkit/scheduler/BukkitTask;
09.01 23:44:19 [server] INFO at net.minecraft.server.ThreadServerApplication.run(SourceFile:492)
09.01 23:44:19 [server] INFO at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:467)
09.01 23:44:19 [server] INFO at net.minecraft.server.MinecraftServer.w(MinecraftServer.java:579)
09.01 23:44:19 [server] INFO at net.minecraft.server.NetworkListenThread.a(NetworkListenThread.java:83)
09.01 23:44:19 [server] INFO at net.minecraft.server.NetServerHandler.a(NetServerHandler.java:119)
09.01 23:44:19 [server] INFO at net.minecraft.server.NetworkManager.b(NetworkManager.java:234)
09.01 23:44:19 [server] INFO at net.minecraft.server.Packet250CustomPayload.handle(SourceFile:46)
09.01 23:44:19 [server] INFO at net.minecraft.server.NetServerHandler.a(NetServerHandler.java:1361)
09.01 23:44:19 [server] INFO at forge.MessageManager.dispatchIncomingMessage(MessageManager.java:419)
09.01 23:44:19 [server] INFO at forge.PacketHandlerServer.onPacketData(PacketHandlerServer.java:42)
09.01 23:44:19 [server] INFO at forge.PacketHandlerServer.onModListResponse(PacketHandlerServer.java:108)
09.01 23:44:19 [server] INFO at forge.PacketHandlerServer.finishLogin(PacketHandlerServer.java:169)
09.01 23:44:19 [server] INFO at net.minecraft.server.ServerConfigurationManager.c(ServerConfigurationManager.java:138)
09.01 23:44:19 [server] INFO at org.bukkit.plugin.SimplePluginManager.callEvent(SimplePluginManager.java:467)
09.01 23:44:19 [server] INFO at org.bukkit.plugin.SimplePluginManager.fireEvent(SimplePluginManager.java:482)
09.01 23:44:19 [server] INFO at org.bukkit.plugin.RegisteredListener.callEvent(RegisteredListener.java:62)
09.01 23:44:19 [server] INFO at org.bukkit.plugin.java.JavaPluginLoader$1.execute(JavaPluginLoader.java:304)
09.01 23:44:19 [server] INFO org.bukkit.event.EventException
09.01 23:44:19 [server] SEVERE Could not pass event PlayerJoinEvent to GAListener