X-Git-Url: http://source.jalview.org/gitweb/?a=blobdiff_plain;f=src%2Fjalview%2Fappletgui%2FTreePanel.java;h=6ab01aa97d55495a0cc333ac4d43152d0a99ccd1;hb=f683f4d6c8af43be0ffeb96513b52572619efed5;hp=f865bbd1b96a0bbe9bef5d64ac808429db81e95a;hpb=3d136290d42e4f4ae2deeed8ce3b9dae7c6e2eec;p=jalview.git

diff --git a/src/jalview/appletgui/TreePanel.java b/src/jalview/appletgui/TreePanel.java
index f865bbd..6ab01aa 100755
--- a/src/jalview/appletgui/TreePanel.java
+++ b/src/jalview/appletgui/TreePanel.java
@@ -106,9 +106,9 @@ public class TreePanel
     this.pwtype = pwtype;
 
 
+    treeCanvas = new TreeCanvas(av, scrollPane);
     TreeLoader tl = new TreeLoader(newTree);
     tl.start();
-    treeCanvas = new TreeCanvas(av, scrollPane);
     embedMenuIfNeeded(treeCanvas);
     scrollPane.add(treeCanvas, BorderLayout.CENTER);
   }
@@ -120,8 +120,14 @@ public class TreePanel
     // test Alignment(SeqCigar[])
     if (tree.seqData != null)
     {
-      Object[] alAndColsel = tree.seqData.getAlignmentAndColumnSelection(av.
-          getGapCharacter());
+      char gc = '-';
+      try {
+        // we try to get the associated view's gap character
+        // but this may fail if the view was closed...
+        gc = av.
+        getGapCharacter();
+      } catch (Exception ex) {};
+      Object[] alAndColsel = tree.seqData.getAlignmentAndColumnSelection(gc);
 
       if (alAndColsel != null && alAndColsel[0] != null)
       {