From c9d5e23fa025c72642b0146740135a3ef5f59c15 Mon Sep 17 00:00:00 2001
From: Patrick Plitzner <p.plitzner@bgbm.org>
Date: Mon, 4 Apr 2016 06:28:27 +0200
Subject: [PATCH] Info message when trying to open non-persisted
 IndividualsAssociations

---
 .../handler/OpenDerivativeEditorForDescriptionElement.java    | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/eu.etaxonomy.taxeditor.editor/src/main/java/eu/etaxonomy/taxeditor/editor/view/derivate/handler/OpenDerivativeEditorForDescriptionElement.java b/eu.etaxonomy.taxeditor.editor/src/main/java/eu/etaxonomy/taxeditor/editor/view/derivate/handler/OpenDerivativeEditorForDescriptionElement.java
index 698d7938b..1d1dbde7b 100644
--- a/eu.etaxonomy.taxeditor.editor/src/main/java/eu/etaxonomy/taxeditor/editor/view/derivate/handler/OpenDerivativeEditorForDescriptionElement.java
+++ b/eu.etaxonomy.taxeditor.editor/src/main/java/eu/etaxonomy/taxeditor/editor/view/derivate/handler/OpenDerivativeEditorForDescriptionElement.java
@@ -30,6 +30,10 @@ public class OpenDerivativeEditorForDescriptionElement extends DefaultOpenHandle
 
     @Override
     protected void open(ExecutionEvent event, IndividualsAssociation entity) {
+    	if(entity==null || entity.getAssociatedSpecimenOrObservation()==null){
+    		MessagingUtils.messageDialog("No specimens found", this, "No specimens found for the selected object. (Maybe there are unsaved changes)");
+    		return;
+    	}
         SpecimenOrObservationBase associatedSpecimenOrObservation = entity.getAssociatedSpecimenOrObservation();
         if(associatedSpecimenOrObservation!=null){
             UUID specimenUuid = associatedSpecimenOrObservation.getUuid();
-- 
2.34.1