diff --git a/src/org/gcube/vremanagement/vremodeler/impl/ModelerService.java b/src/org/gcube/vremanagement/vremodeler/impl/ModelerService.java
index e4b6572..07b6579 100644
--- a/src/org/gcube/vremanagement/vremodeler/impl/ModelerService.java
+++ b/src/org/gcube/vremanagement/vremodeler/impl/ModelerService.java
@@ -203,9 +203,8 @@ public class ModelerService {
 			e.printStackTrace();
 			throw new GCUBEFault(e);}
 
-		String toReturn= XMLUtil.PrepareCollectionXML(res, relatedCollection);
-		System.out.println(toReturn);
-		return toReturn;
+		
+		return XMLUtil.PrepareCollectionXML(res, relatedCollection);
 	}
 
 	/**
@@ -303,6 +302,7 @@ public class ModelerService {
 		}
 
 
+		System.out.println(XMLUtil.PrepareMCFormatXML(totalMF, resNative, resDerivable, selectedMetadataStructure));
 		return XMLUtil.PrepareMCFormatXML(totalMF, resNative, resDerivable, selectedMetadataStructure);
 	}