2013-01-23 11:28:07 [SEVERE] Encountered an unexpected exception RuntimeException
java.lang.RuntimeException: java.lang.reflect.InvocationTargetException
	at com.google.common.base.Throwables.propagate(Throwables.java:160)
	at com.ForgeEssentials.core.moduleLauncher.ModuleContainer.runInit(ModuleContainer.java:364)
	at com.ForgeEssentials.core.moduleLauncher.ModuleLauncher.load(ModuleLauncher.java:89)
	at com.ForgeEssentials.core.ForgeEssentials.load(ForgeEssentials.java:120)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.lang.reflect.Method.invoke(Unknown Source)
	at cpw.mods.fml.common.FMLModContainer.handleModStateEvent(FMLModContainer.java:485)
	at sun.reflect.GeneratedMethodAccessor1.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.lang.reflect.Method.invoke(Unknown Source)
	at com.google.common.eventbus.EventHandler.handleEvent(EventHandler.java:69)
	at com.google.common.eventbus.SynchronizedEventHandler.handleEvent(SynchronizedEventHandler.java:45)
	at com.google.common.eventbus.EventBus.dispatch(EventBus.java:317)
	at com.google.common.eventbus.EventBus.dispatchQueuedEvents(EventBus.java:300)
	at com.google.common.eventbus.EventBus.post(EventBus.java:268)
	at cpw.mods.fml.common.LoadController.propogateStateMessage(LoadController.java:140)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.lang.reflect.Method.invoke(Unknown Source)
	at com.google.common.eventbus.EventHandler.handleEvent(EventHandler.java:69)
	at com.google.common.eventbus.SynchronizedEventHandler.handleEvent(SynchronizedEventHandler.java:45)
	at com.google.common.eventbus.EventBus.dispatch(EventBus.java:317)
	at com.google.common.eventbus.EventBus.dispatchQueuedEvents(EventBus.java:300)
	at com.google.common.eventbus.EventBus.post(EventBus.java:268)
	at cpw.mods.fml.common.LoadController.distributeStateMessage(LoadController.java:83)
	at cpw.mods.fml.common.Loader.initializeMods(Loader.java:657)
	at cpw.mods.fml.server.FMLServerHandler.finishServerLoading(FMLServerHandler.java:94)
	at cpw.mods.fml.common.FMLCommonHandler.onServerStarted(FMLCommonHandler.java:350)
	at ho.c(DedicatedServer.java:135)
	at net.minecraft.server.MinecraftServer.run(MinecraftServer.java:458)
	at fy.run(SourceFile:849)
Caused by: java.lang.reflect.InvocationTargetException
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
	at java.lang.reflect.Method.invoke(Unknown Source)
	at com.ForgeEssentials.core.moduleLauncher.ModuleContainer.runInit(ModuleContainer.java:359)
	... 32 more
Caused by: java.lang.RuntimeException: Unique index or primary key violation: "PRIMARY KEY ON PUBLIC.GROUPS(GROUPID)"; SQL statement:
INSERT INTO groups (groupID, groupName, priority, zone)  VALUES  (-1, '_DEFAULT_', 0, 0) [23505-170]
	at com.ForgeEssentials.permission.SqlHelper.generate(SqlHelper.java:685)
	at com.ForgeEssentials.permission.SqlHelper.<init>(SqlHelper.java:150)
	at com.ForgeEssentials.permission.ModulePermissions.load(ModulePermissions.java:67)
	... 37 more