diff --git a/src/com/massivecraft/mcore4/store/DriverGson.java b/src/com/massivecraft/mcore4/store/DriverGson.java
index 3039bff0..a405c3ec 100644
--- a/src/com/massivecraft/mcore4/store/DriverGson.java
+++ b/src/com/massivecraft/mcore4/store/DriverGson.java
@@ -119,6 +119,7 @@ public class DriverGson extends DriverAbstract<JsonElement>
 		if (mtime == 0) return null;
 		String content = DiscUtil.readCatch(file);
 		if (content == null) return null;
+		if (content.length() == 0) return null;
 		JsonElement raw = new JsonParser().parse(content);
 		return new SimpleEntry<JsonElement, Long>(raw, mtime);
 	}
diff --git a/src/com/massivecraft/mcore4/util/Txt.java b/src/com/massivecraft/mcore4/util/Txt.java
index 89f585b6..2700dc26 100644
--- a/src/com/massivecraft/mcore4/util/Txt.java
+++ b/src/com/massivecraft/mcore4/util/Txt.java
@@ -213,13 +213,16 @@ public class Txt
 	    StringBuilder ret = new StringBuilder();
 	    for (int i=0; i<list.length; i++)
 	    {
+	    	Object item = list[i];
+	    	String str = (item == null ? "NULL" : item.toString());
+	    	
 	        if (i!=0)
 	        {
 	        	ret.append(glue);
 	        }
 	        if (format != null)
 	        {
-	        	ret.append(String.format(format, list[i].toString()));
+	        	ret.append(String.format(format, str));
 	        }
 	        else
 	        {