> [10:15:05 ERROR]: Could not load 'plugins/Vault-1.4.1.jar' in folder 'plugins'
org.bukkit.plugin.InvalidPluginException: java.lang.IllegalArgumentException: Plugin already initialized!
at org.bukkit.plugin.java.JavaPluginLoader.loadPlugin(JavaPluginLoader.java:133) ~[server.jar:git-GenericSpigot-5728a59]
at org.bukkit.plugin.SimplePluginManager.loadPlugin(SimplePluginManager.java:324) ~[server.jar:git-GenericSpigot-5728a59]
at org.bukkit.plugin.SimplePluginManager.loadPlugins(SimplePluginManager.java:247) [server.jar:git-GenericSpigot-5728a59]
at org.bukkit.craftbukkit.v1_7_R4.CraftServer.loadPlugins(CraftServer.java:260) [server.jar:git-GenericSpigot-5728a59]
at net.minecraft.server.v1_7_R4.DedicatedServer.init(DedicatedServer.java:171) [server.jar:git-GenericSpigot-5728a59]
at net.minecraft.server.v1_7_R4.MinecraftServer.run(MinecraftServer.java:500) [server.jar:git-GenericSpigot-5728a59]
at net.minecraft.server.v1_7_R4.ThreadServerApplication.run(SourceFile:628) [server.jar:git-GenericSpigot-5728a59]
Caused by: java.lang.IllegalArgumentException: Plugin already initialized!
at org.bukkit.plugin.java.PluginClassLoader.initialize(PluginClassLoader.java:123) ~[server.jar:git-GenericSpigot-5728a59]
at org.bukkit.plugin.java.JavaPlugin.<init>(JavaPlugin.java:66) ~[server.jar:git-GenericSpigot-5728a59]
at net.milkbowl.vault.Vault.<init>(Vault.java:106) ~[?:?]
at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) ~[?:1.8.0_192]
at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62) ~[?:1.8.0_192]
at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45) ~[?:1.8.0_192]
at java.lang.reflect.Constructor.newInstance(Constructor.java:423) ~[?:1.8.0_192]
at java.lang.Class.newInstance(Class.java:442) ~[?:1.8.0_192]
at org.bukkit.plugin.java.PluginClassLoader.<init>(PluginClassLoader.java:77) ~[server.jar:git-GenericSpigot-5728a59]
at org.bukkit.plugin.java.JavaPluginLoader.loadPlugin(JavaPluginLoader.java:129) ~[server.jar:git-GenericSpigot-5728a59]
... 6 more
Caused by: java.lang.IllegalStateException: Initial initialization
at org.bukkit.plugin.java.PluginClassLoader.initialize(PluginClassLoader.java:126) ~[server.jar:git-GenericSpigot-5728a59]
at org.bukkit.plugin.java.JavaPlugin.<init>(JavaPlugin.java:66) ~[server.jar:git-GenericSpigot-5728a59]
at com.fishermedders.PantherCrates.Main.<init>(Main.java:31) ~[?:?]
at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) ~[?:1.8.0_192]
at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62) ~[?:1.8.0_192]
at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45) ~[?:1.8.0_192]
at java.lang.reflect.Constructor.newInstance(Constructor.java:423) ~[?:1.8.0_192]
at java.lang.Class.newInstance(Class.java:442) ~[?:1.8.0_192]
at org.bukkit.plugin.java.PluginClassLoader.<init>(PluginClassLoader.java:77) ~[server.jar:git-GenericSpigot-5728a59]
at org.bukkit.plugin.java.JavaPluginLoader.loadPlugin(JavaPluginLoader.java:129) ~[server.jar:git-GenericSpigot-5728a59]
... 6 more