diff --git a/src/main/java/org/gcube/spatial/data/geoutility/wms/WmsGetStyles.java b/src/main/java/org/gcube/spatial/data/geoutility/wms/WmsGetStyles.java
index 706362b..4745788 100644
--- a/src/main/java/org/gcube/spatial/data/geoutility/wms/WmsGetStyles.java
+++ b/src/main/java/org/gcube/spatial/data/geoutility/wms/WmsGetStyles.java
@@ -79,7 +79,7 @@ public class WmsGetStyles {
 	public List<String> getStylesFromWms(String urlConn, String layerName) {
 
 		List<String> styles = new ArrayList<String>();
-
+		String query = "";
 		try {
 
 			HashMap<String, String> parameters = new HashMap<String, String>();
@@ -88,7 +88,7 @@ public class WmsGetStyles {
 			parameters.put("service", "wms");
 			parameters.put("version", "1.1.1");
 
-			String query = UrlEncoderUtil.encodeQuery(parameters);
+			query = UrlEncoderUtil.encodeQuery(parameters);
 			WmsServiceBaseUri geosever = foundWmsServiceBaseUri(urlConn);
 
 			if(query==null || query.isEmpty())
@@ -105,11 +105,11 @@ public class WmsGetStyles {
 					styles = openConnectionGetStyles(newUrlConn, query);
 				}
 			}
-			logger.info("WMS GetStyles returning : "+styles.toString());
+			logger.info("WMS GetStyles returning: "+styles.toString());
 			return styles;
 
 		}catch (Exception e) {
-			logger.error("Error Exception with url " + urlConn);
+			logger.error("Error Exception getStylesFromWms from url:" + urlConn + ", query: "+query, e);
 			return styles;
 		}