Changed: Ignore cache status when local file has been deleted

--HG--
branch : develop

code/nel/src/gui/group_html.cpp

@@ -366,8 +366,11 @@ namespace NLGUI
 		time_t currentTime;
 		time(&currentTime);
 
-		CHttpCacheObject cache = CHttpCache::getInstance()->lookup(download.dest);
-		if (CFile::fileExists(download.dest) && cache.Expires > currentTime)
+		CHttpCacheObject cache;
+		if (CFile::fileExists(download.dest))
+			cache = CHttpCache::getInstance()->lookup(download.dest);
+
+		if (cache.Expires > currentTime)
 		{
 	#ifdef LOG_DL
 			nlwarning("Cache for (%s) is not expired (%s, expires:%d)", download.url.c_str(), download.dest.c_str(), cache.Expires - currentTime);