From 8fe802f114a28f3c85fefdbc80bfefb76e5f1559 Mon Sep 17 00:00:00 2001
From: Mike Primm <mike@primmhome.com>
Date: Mon, 26 Sep 2011 09:09:44 -0500
Subject: [PATCH] Avoid trap when region data not loaded and processing
 visible/hidden regions

---
 src/main/java/org/dynmap/regions/RegionsComponent.java | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/main/java/org/dynmap/regions/RegionsComponent.java b/src/main/java/org/dynmap/regions/RegionsComponent.java
index 8817cef1..9e73c25b 100644
--- a/src/main/java/org/dynmap/regions/RegionsComponent.java
+++ b/src/main/java/org/dynmap/regions/RegionsComponent.java
@@ -108,7 +108,7 @@ public class RegionsComponent extends ClientComponent {
         /* See if we have explicit list of regions to report - limit to this list if we do */
         List<String> idlist = configuration.getStrings("visibleregions", null);
         List<String> hidlist = configuration.getStrings("hiddenregions", null);
-        if((idlist != null) || (hidlist != null)) {
+        if((regionData != null) && ((idlist != null) || (hidlist != null))) {
             @SuppressWarnings("unchecked")
             HashSet<String> ids = new HashSet<String>((Collection<? extends String>) regionData.keySet());
             for(String id : ids) {