X-Git-Url: http://source.jalview.org/gitweb/?a=blobdiff_plain;f=src%2Fjalview%2Fgui%2FGroupEditor.java;h=b4dd9cf61e432a9beeb0d1c8f4b5784fe9d20382;hb=95d5181c5173b5ded7d1ef0da1f8c779409fde6d;hp=5b6df2b48097f85ddd0fcadd9bb902810f21792a;hpb=dba30c55e191417596da163caeef250c78de132d;p=jalview.git

diff --git a/src/jalview/gui/GroupEditor.java b/src/jalview/gui/GroupEditor.java
index 5b6df2b..b4dd9cf 100755
--- a/src/jalview/gui/GroupEditor.java
+++ b/src/jalview/gui/GroupEditor.java
@@ -29,8 +29,11 @@ public class GroupEditor extends GGroupEditor
     for (int i=0; i < ColourProperties.getColourSchemeNames().size(); i++)
        colourCombo.addItem(ColourProperties.getColourSchemeNames().elementAt(i));
 
-    showGroup();
-    updateGroupcombo();
+     if(groups.size()>0)
+     {
+       showGroup();
+       updateGroupcombo();
+     }
 
     assignedList.addMouseListener( new MouseAdapter()
     {
@@ -111,6 +114,9 @@ public class GroupEditor extends GGroupEditor
 
   void showGroup()
   {
+    if(groups.size()<1)
+       return;
+
     assignedVector = new Vector();
     if(selectedGroupIndex!=-1)
     {
@@ -155,6 +161,9 @@ public class GroupEditor extends GGroupEditor
 
   protected void colourCombo_actionPerformed(ActionEvent e)
   {
+     if(groups.size()<1)
+       return;
+
      SequenceGroup sg = (SequenceGroup)groups.elementAt(selectedGroupIndex);
 
      sg.cs = ColourSchemeFactory.get( (String)colourCombo.getSelectedItem() );