diff --git a/src/main/java/org/gcube/gcat/persistence/ckan/CKANPackage.java b/src/main/java/org/gcube/gcat/persistence/ckan/CKANPackage.java
index 8337dfe..e00a6da 100644
--- a/src/main/java/org/gcube/gcat/persistence/ckan/CKANPackage.java
+++ b/src/main/java/org/gcube/gcat/persistence/ckan/CKANPackage.java
@@ -1169,13 +1169,14 @@ public class CKANPackage extends CKAN implements Moderated {
 			moderationThread = ModerationThread.getDefaultInstance();
 			moderationThread.setCKANUser(ckanUser);
 			
-			String itemAuthorCkanUsername = "";
-			JsonNode jsonNode = getExtraField(result, Moderated.SYSTEM_CM_ITEM_AUTHOR);
-			if(jsonNode!=null) {
-				itemAuthorCkanUsername = jsonNode.asText();
-				moderationThread.setItemAuthorCkanUsername(itemAuthorCkanUsername);
+			if(result!=null) {
+				String itemAuthorCkanUsername = "";
+				JsonNode jsonNode = getExtraField(result, Moderated.SYSTEM_CM_ITEM_AUTHOR);
+				if(jsonNode!=null) {
+					itemAuthorCkanUsername = jsonNode.asText();
+					moderationThread.setItemAuthorCkanUsername(itemAuthorCkanUsername);
+				}
 			}
-		
 			
 		}
 		return moderationEnabled;