L2J Server

Interlude
L2J Revision 1434:
L2JDP Revision 1334:

Debugging the gameserver in eclipse i got this error and stop debuggin ...

Help me plz!

at com.l2jserver.gameserver.model.actor.instance.L2GuardInstance.<init>(L2GuardInstance.java:99)
... 9 more

NPC 31034 class not found
java.lang.reflect.InvocationTargetException
at sun.reflect.GeneratedConstructorAccessor7.newInstance(Unknown Source)
at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
at java.lang.reflect.Constructor.newInstance(Constructor.java:526)
at com.l2jserver.gameserver.model.spawn.L2Spawn.doSpawn(L2Spawn.java:533)
at com.l2jserver.gameserver.model.spawn.L2Spawn.init(L2Spawn.java:456)
at com.l2jserver.gameserver.datatables.sql.SpawnTable.fillSpawnTable(SpawnTable.java:138)
at com.l2jserver.gameserver.datatables.sql.SpawnTable.<init>(SpawnTable.java:65)
at com.l2jserver.gameserver.datatables.sql.SpawnTable.<clinit>(SpawnTable.java:48)
at com.l2jserver.gameserver.GameServer.main(GameServer.java:340)
Caused by: java.lang.NoClassDefFoundError: Could not initialize class com.l2jserver.gameserver.skills.BaseStats
at com.l2jserver.gameserver.skills.Formulas$FuncMaxHpMul.calc(Formulas.java:764)
at com.l2jserver.gameserver.skills.Calculator.calc(Calculator.java:189)
at com.l2jserver.gameserver.model.actor.stat.CharStat.calcStat(CharStat.java:106)
at com.l2jserver.gameserver.model.actor.stat.NpcStat.getMaxHp(NpcStat.java:58)
at com.l2jserver.gameserver.model.L2Character.getMaxHp(L2Character.java:10259)
at com.l2jserver.gameserver.model.L2Character.initCharStatusUpdateValues(L2Character.java:479)
at com.l2jserver.gameserver.model.actor.instance.L2NpcInstance.<init>(L2NpcInstance.java:353)
at com.l2jserver.gameserver.model.L2Attackable.<init>(L2Attackable.java:363)
at com.l2jserver.gameserver.model.actor.instance.L2GuardInstance.<init>(L2GuardInstance.java:99)
... 9 more

com.l2jserver.gameserver.datatables.sql.SpawnTable

We don't have such package.