Fix potential NPE

diff --git a/eu.etaxonomy.taxeditor.editor/src/main/java/eu/etaxonomy/taxeditor/editor/descriptiveDataSet/matrix/DescriptionTreeFormat.java b/eu.etaxonomy.taxeditor.editor/src/main/java/eu/etaxonomy/taxeditor/editor/descriptiveDataSet/matrix/DescriptionTreeFormat.java
index f9d0cb7c9bdefccd020cd20f2d85bff27fd74287..1ca70e7e1a278e216695faec3b4a442adb97022b 100644 (file)
--- a/eu.etaxonomy.taxeditor.editor/src/main/java/eu/etaxonomy/taxeditor/editor/descriptiveDataSet/matrix/DescriptionTreeFormat.java
+++ b/eu.etaxonomy.taxeditor.editor/src/main/java/eu/etaxonomy/taxeditor/editor/descriptiveDataSet/matrix/DescriptionTreeFormat.java
@@ -75,7 +75,7 @@ import eu.etaxonomy.taxeditor.store.CdmStore;
          level++;
 
          if(node!=null){
-             if(maxRank!=null && node.getRankOrderIndex()==maxRank.getOrderIndex()){
+             if(maxRank!=null && node.getRankOrderIndex()!=null && node.getRankOrderIndex()==maxRank.getOrderIndex()){
                  path.add(node);
                  return level;
              }