initialise treeCanvas before starting loading thread

diff --git a/src/jalview/appletgui/TreePanel.java b/src/jalview/appletgui/TreePanel.java
index f865bbd..5ddea1d 100755 (executable)
--- 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);
   }