Catch JSONException, if “identifier“ not found

oaipmh-core/src/main/java/info/textgrid/middleware/OAIPMHUtilities.java

@@ -403,10 +403,11 @@ public class OAIPMHUtilities {
           System.out.println("argl: " + fieldPathForESIndex[i]);
 
           try {
-            fieldResulsts.add(resultFromGetRequestInES.get(fieldPathForESIndex[i]).toString());
+            Object resultiDingsda = resultFromGetRequestInES.get(fieldPathForESIndex[i]);
+            fieldResulsts.add(resultiDingsda.toString());
           } catch (JSONException e) {
 
-            System.out.println("JSON ERROR: " + e.getMessage());
+            System.out.println("IGNORING JSON ERROR: " + e.getMessage());
 
           }
         } else {