From 416feb40ac4a6de5bf6462939dc2a84b9135219d Mon Sep 17 00:00:00 2001
From: Katja Luther <k.luther@bgbm.org>
Date: Thu, 6 Jul 2017 11:55:38 +0200
Subject: [PATCH] minor

---
 .../RemotingChangeAcceptedTaxonToSynonymHandler.java       | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/eu.etaxonomy.taxeditor.navigation/src/main/java/eu/etaxonomy/taxeditor/navigation/navigator/handler/RemotingChangeAcceptedTaxonToSynonymHandler.java b/eu.etaxonomy.taxeditor.navigation/src/main/java/eu/etaxonomy/taxeditor/navigation/navigator/handler/RemotingChangeAcceptedTaxonToSynonymHandler.java
index a23f4786d..9ef8f55f1 100644
--- a/eu.etaxonomy.taxeditor.navigation/src/main/java/eu/etaxonomy/taxeditor/navigation/navigator/handler/RemotingChangeAcceptedTaxonToSynonymHandler.java
+++ b/eu.etaxonomy.taxeditor.navigation/src/main/java/eu/etaxonomy/taxeditor/navigation/navigator/handler/RemotingChangeAcceptedTaxonToSynonymHandler.java
@@ -66,9 +66,14 @@ public class RemotingChangeAcceptedTaxonToSynonymHandler extends RemotingCdmHand
 
         // check that selected object is a taxon node
         Object obj = selection.iterator().next();
-        if(obj instanceof TaxonNode) {
+        if(obj instanceof TaxonNode && ((TaxonNode)obj).hasTaxon()) {
             oldTaxonNode = (TaxonNode)obj;
         } else {
+        	if (obj instanceof TaxonNode && !((TaxonNode)obj).hasTaxon()){
+        		return new Status(IStatus.ERROR,
+                        "Operation not available for Classifications", //$NON-NLS-1$
+                        TaxonNavigatorLabels.SELECTED_OBJECT_NOT_TREE_NODE_MESSAGE);
+        	}
             return new Status(IStatus.ERROR,
                     "unknown", //$NON-NLS-1$
                     TaxonNavigatorLabels.SELECTED_OBJECT_NOT_TREE_NODE_MESSAGE);
-- 
2.34.1