Index: grails-app/services/com/lemans/ds/attribute/AttributeService.groovy
===================================================================
diff -u -ra4c2166b216313d043f787f148eabffa853ba220 -r757a0e89edba66b0b27b69a4ce307b81de827028
--- grails-app/services/com/lemans/ds/attribute/AttributeService.groovy	(.../AttributeService.groovy)	(revision a4c2166b216313d043f787f148eabffa853ba220)
+++ grails-app/services/com/lemans/ds/attribute/AttributeService.groovy	(.../AttributeService.groovy)	(revision 757a0e89edba66b0b27b69a4ce307b81de827028)
@@ -4,6 +4,8 @@
 import groovy.json.JsonSlurper
 import org.json.XML
 
+import java.sql.Clob
+
 /**
  * Created by vramisetti on 8/18/2017.
  */
@@ -66,7 +68,7 @@
     private Map addGroupingAttr(Map criteria, Map data) {
         JsonSlurper slurper = new JsonSlurper()
         data.results.each {
-            it[criteria.groupingAttrName] = slurper.parseText(XML.toJSONArray(it.attributes.characterStream.text).toString()).attributes
+            it[criteria.groupingAttrName] = it.attributes instanceof Clob ? slurper.parseText(XML.toJSONArray(it.attributes.characterStream.text).toString()).attributes : it.attributes
             it.remove('attributes')
         }
         data