Info message when trying to open non-persisted IndividualsAssociations

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 698d7938b41114a5a3c34b28f7fe24ef38c44683..1d1dbde7bb79a5f10e34f16830bc574fbdd24cfb 100644 (file)
--- 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();