diff --git a/src/osgPlugins/txp/trpage_warchive.cpp b/src/osgPlugins/txp/trpage_warchive.cpp
index 2a231580b..94c483398 100644
--- a/src/osgPlugins/txp/trpage_warchive.cpp
+++ b/src/osgPlugins/txp/trpage_warchive.cpp
@@ -63,6 +63,7 @@ void trpgwArchive::Init(trpgEndian inNess, trpgwArchive::TileMode inTileMode,int
     tileFileCount = 0;
     isRegenerate = false;
     maxTileFileLen = -1;
+    numLod = 0;
 
     firstHeaderWrite = true;
 }