2013-07-08 11:09:15 [SEVERE] Could not load 'plugins/FactionChat.jar' in folder 'plugins'
org.bukkit.plugin.InvalidDescriptionException: Invalid plugin.yml
at org.bukkit.plugin.java.JavaPluginLoader.getPluginDescription(JavaPluginLoader.java:255)
at org.bukkit.plugin.SimplePluginManager.loadPlugins(SimplePluginManager.java:132)
at org.bukkit.craftbukkit.v1_6_R1.CraftServer.loadPlugins(CraftServer.java:239)
at org.bukkit.craftbukkit.v1_6_R1.CraftServer.<init>(CraftServer.java:217)
at net.minecraft.server.v1_6_R1.PlayerList.<init>(PlayerList.java:55)
at net.minecraft.server.v1_6_R1.DedicatedPlayerList.<init>(SourceFile:11)
at net.minecraft.server.v1_6_R1.DedicatedServer.init(DedicatedServer.java:106)
at net.minecraft.server.v1_6_R1.MinecraftServer.run(MinecraftServer.java:391)
at net.minecraft.server.v1_6_R1.ThreadServerApplication.run(SourceFile:582)
Caused by: java.util.zip.ZipException: error in opening zip file
at java.util.zip.ZipFile.open(Native Method)
at java.util.zip.ZipFile.<init>(ZipFile.java:214)
at java.util.zip.ZipFile.<init>(ZipFile.java:144)
at java.util.jar.JarFile.<init>(JarFile.java:152)
at java.util.jar.JarFile.<init>(JarFile.java:116)
at org.bukkit.plugin.java.JavaPluginLoader.getPluginDescription(JavaPluginLoader.java:243)
... 8 more