Exception in thread "main" java.lang.NoSuchMethodError: net.sf.l2j.gameserver.templates.L2NpcTemplate.getMinionData()Lja()Ljavolution/util/FastList;
        at net.sf.l2j.gameserver.model.actor.instance.L2MonsterInstance.OnSpawn(L2MonsterInstance.java:129)
        at net.sf.l2j.gameserver.model.L2Object.spawnMe(L2Object.java:297)
        at net.sf.l2j.gameserver.model.L2Spawn.intializeNpcInstance(L2Spawn.java:580)
        at net.sf.l2j.gameserver.model.L2Spawn.doSpawn(L2Spawn.java:499)
        at net.sf.l2j.gameserver.model.L2Spawn.init(L2Spawn.java:421)
        at net.sf.l2j.gameserver.datatables.SpawnTable.fillSpawnTable(SpawnTable.java:120)
        at net.sf.l2j.gameserver.datatables.SpawnTable.<init>(SpawnTable.java:60)
        at net.sf.l2j.gameserver.datatables.SpawnTable.<clinit>(SpawnTable.java:44)
        at net.sf.l2j.gameserver.GameServer.<init>(GameServer.java:366)
        at net.sf.l2j.gameserver.GameServer.main(GameServer.java:659)