Bukkit

$ ./craftbukkit.sh 
177 recipes
27 achievements
14:32:11 [INFO] Starting minecraft server version 1.2.3
14:32:11 [INFO] Loading properties
14:32:11 [INFO] Starting Minecraft server on *:25565
14:32:11 [INFO] This server is running CraftBukkit version git-Bukkit-1.1-R6-33-gb66156b-b2034jnks (MC: 1.2.3) (Implementing API version 1.2.3-R0.1)
14:32:12 [SCHWERWIEGEND] Could not load 'plugins/SimpleRestart.jar' in folder 'plugins'
org.bukkit.plugin.InvalidDescriptionException: Invalid plugin.yml
	at org.bukkit.plugin.java.JavaPluginLoader.getPluginDescription(JavaPluginLoader.java:201)
	at org.bukkit.plugin.SimplePluginManager.loadPlugins(SimplePluginManager.java:132)
	at org.bukkit.craftbukkit.CraftServer.loadPlugins(CraftServer.java:207)
	at org.bukkit.craftbukkit.CraftServer.<init>(CraftServer.java:183)
	at net.minecraft.server.ServerConfigurationManager.<init>(ServerConfigurationManager.java:53)
	at net.minecraft.server.MinecraftServer.init(MinecraftServer.java:156)
	at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:425)
	at net.minecraft.server.ThreadServerApplication.run(SourceFile:490)
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:127)
	at java.util.jar.JarFile.<init>(JarFile.java:135)
	at java.util.jar.JarFile.<init>(JarFile.java:99)
	at org.bukkit.plugin.java.JavaPluginLoader.getPluginDescription(JavaPluginLoader.java:189)
	... 7 more
14:32:13 [INFO] [VoxelUpdate] Loading VoxelUpdate v1.0.13
14:32:13 [SCHWERWIEGEND] null initializing ScheduledAnnouncer v1.8.1 (Is it up to date?)
java.lang.NullPointerException
	at org.bukkit.craftbukkit.CraftServer.loadPlugins(CraftServer.java:211)
	at org.bukkit.craftbukkit.CraftServer.<init>(CraftServer.java:183)
	at net.minecraft.server.ServerConfigurationManager.<init>(ServerConfigurationManager.java:53)
	at net.minecraft.server.MinecraftServer.init(MinecraftServer.java:156)
	at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:425)
	at net.minecraft.server.ThreadServerApplication.run(SourceFile:490)
14:32:13 [INFO] Preparing level "world"
14:32:13 [INFO] Default game type: 0
14:32:13 [INFO] Preparing start region for level 0 (Seed: 7213756717555472698)
14:32:14 [INFO] Preparing start region for level 1 (Seed: 7213756717555472698)
14:32:14 [INFO] Preparing spawn area: 0%
14:32:15 [INFO] Preparing start region for level 2 (Seed: 7213756717555472698)
14:32:15 [INFO] Preparing spawn area: 0%
14:32:15 [INFO] [VoxelUpdate] Enabling VoxelUpdate v1.0.13
14:32:15 [INFO] [VoxelUpdate] admns.txt was missing and thus created.
14:32:15 [INFO] [VoxelUpdate] VoxelUpdate version 1.0.13 loaded
14:32:15 [SCHWERWIEGEND] Error occurred (in the plugin loader) while enabling ScheduledAnnouncer v1.8.1 (Is it up to date?)
java.lang.NullPointerException
	at org.bukkit.plugin.java.JavaPluginLoader.enablePlugin(JavaPluginLoader.java:325)
	at org.bukkit.plugin.SimplePluginManager.enablePlugin(SimplePluginManager.java:363)
	at org.bukkit.craftbukkit.CraftServer.loadPlugin(CraftServer.java:250)
	at org.bukkit.craftbukkit.CraftServer.enablePlugins(CraftServer.java:232)
	at net.minecraft.server.MinecraftServer.t(MinecraftServer.java:374)
	at net.minecraft.server.MinecraftServer.a(MinecraftServer.java:361)
	at net.minecraft.server.MinecraftServer.init(MinecraftServer.java:187)
	at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:425)
	at net.minecraft.server.ThreadServerApplication.run(SourceFile:490)
14:32:15 [INFO] Server permissions file permissions.yml is empty, ignoring it
14:32:15 [INFO] Done (2,796s)! For help, type "help" or "?"