From 23169813062957122bc246f05c2479cb36a9c509 Mon Sep 17 00:00:00 2001
From: amwaterhouse <Andrew Waterhouse>
Date: Fri, 27 Oct 2006 16:14:22 +0000
Subject: [PATCH] If sequence is null, dont add it

---
 src/jalview/datamodel/SequenceGroup.java |    3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/jalview/datamodel/SequenceGroup.java b/src/jalview/datamodel/SequenceGroup.java
index 2bdd5f8..dc22704 100755
--- a/src/jalview/datamodel/SequenceGroup.java
+++ b/src/jalview/datamodel/SequenceGroup.java
@@ -119,6 +119,7 @@ public class SequenceGroup
       SequenceI [] seqs = new SequenceI[iSize];
       SequenceI [] inorder = getSequencesInOrder(align);
 
+
     for (int i = 0; i < iSize; i++)
     {
       SequenceI seq = inorder[i];
@@ -316,7 +317,7 @@ public class SequenceGroup
      */
     public void addSequence(SequenceI s, boolean recalc)
     {
-        if (!sequences.contains(s))
+        if (s!=null && !sequences.contains(s))
         {
             sequences.addElement(s);
         }
-- 
1.7.10.2