diff --git a/DataExtractionOSM/src/net/osmand/data/preparation/IndexCreator.java b/DataExtractionOSM/src/net/osmand/data/preparation/IndexCreator.java
index bfc02abf77..b2b799877e 100644
--- a/DataExtractionOSM/src/net/osmand/data/preparation/IndexCreator.java
+++ b/DataExtractionOSM/src/net/osmand/data/preparation/IndexCreator.java
@@ -353,7 +353,7 @@ public class IndexCreator {
 //			dialect = DBDialect.NOSQL;
 //		}
 		if(logMapDataWarn == null) {
-			log = logMapDataWarn;
+			logMapDataWarn = log ;
 		}
 		
 		if (renderingTypes == null) {