SilentValley

### Eclipse Workspace Patch 1.0
#P L2J_Mobius_Helios
Index: dist/game/data/scripts/ai/areas/SilentValley/SilentValley.java
===================================================================
--- dist/game/data/scripts/ai/areas/SilentValley/SilentValley.java  (revision 2036)
+++ dist/game/data/scripts/ai/areas/SilentValley/SilentValley.java  (working copy)
@@ -153,7 +153,7 @@
        if (creature.isPlayable())
        {
            final L2PcInstance player = (isSummon) ? ((L2Summon) creature).getOwner() : creature.getActingPlayer();
-           if ((npc.getId() == GUARD1) || (npc.getId() == GUARD2))
+           if ((npc != null) && ((npc.getId() == GUARD1) || (npc.getId() == GUARD2)))
            {
                npc.setTarget(player);
                npc.doCast(BLAZE.getSkill());