diff --git a/remote-api/src/main/java/org/alfresco/rest/api/nodes/NodeFolderSizeRelation.java b/remote-api/src/main/java/org/alfresco/rest/api/nodes/NodeFolderSizeRelation.java
index 04c927029c..744e7402f4 100644
--- a/remote-api/src/main/java/org/alfresco/rest/api/nodes/NodeFolderSizeRelation.java
+++ b/remote-api/src/main/java/org/alfresco/rest/api/nodes/NodeFolderSizeRelation.java
@@ -256,7 +256,10 @@ public class NodeFolderSizeRelation implements CalculateSize<Map<String, Object>
         if(folderSizeAction!=null)
         {
             String errorInAction = (String) folderSizeAction.getParameterValue(NodeSizeActionExecuter.ERROR);
-            throw new InvalidNodeTypeException(errorInAction);
+            if(errorInAction.length()>1)
+            {
+              throw new InvalidNodeTypeException(errorInAction);
+            }
         }
     }
 
diff --git a/repository/src/main/java/org/alfresco/model/FolderSizeModel.java b/repository/src/main/java/org/alfresco/model/FolderSizeModel.java
index e5e187fb20..2a3d0bcb7e 100644
--- a/repository/src/main/java/org/alfresco/model/FolderSizeModel.java
+++ b/repository/src/main/java/org/alfresco/model/FolderSizeModel.java
@@ -33,7 +33,5 @@ public class FolderSizeModel
 {
     /** Folder Model URI */
     private static final String SIZE_MODEL_1_0_URI = "http://www.alfresco.org/model/size/1.0";
-    public static final QName PROP_STATUS = QName.createQName(SIZE_MODEL_1_0_URI, "status");
     public static final QName PROP_OUTPUT = QName.createQName(SIZE_MODEL_1_0_URI, "result");
-    public static final QName PROP_ERROR = QName.createQName(SIZE_MODEL_1_0_URI, "error");
 }
diff --git a/repository/src/test/java/org/alfresco/repo/action/executer/NodeSizeActionExecuterTest.java b/repository/src/test/java/org/alfresco/repo/action/executer/NodeSizeActionExecuterTest.java
index 9048e3a861..c15f16878c 100644
--- a/repository/src/test/java/org/alfresco/repo/action/executer/NodeSizeActionExecuterTest.java
+++ b/repository/src/test/java/org/alfresco/repo/action/executer/NodeSizeActionExecuterTest.java
@@ -104,7 +104,8 @@ public class NodeSizeActionExecuterTest extends BaseSpringTest
         ActionImpl action = new ActionImpl(null, ID, NodeSizeActionExecuter.NAME, null);
         action.setParameterValue(NodeSizeActionExecuter.PAGE_SIZE, maxItems);
         this.executer.executeImpl(action, this.nodeRef);
-        Map<String, Object> mapResult = (Map<String, Object>)this.nodeService.getProperty(this.nodeRef, FolderSizeModel.PROP_OUTPUT);
+        Object resultAction = action.getParameterValue(NodeSizeActionExecuter.RESULT);
+        Map<String, Object> mapResult = (Map<String, Object>)resultAction;
         assertTrue(mapResult != null);
     }
 }