From: j.procter@dundee.ac.uk <jprocter@jims-mbp-2.dyn.lifesci.dundee.ac.uk>
Date: Fri, 18 Jul 2014 12:31:32 +0000 (+0100)
Subject: ensure the dataset is instantiated before materialising alignment viewport
X-Git-Tag: Jalview_2_9~179^2~7
X-Git-Url: http://source.jalview.org/gitweb/?a=commitdiff_plain;h=25bf7406cdf030f4b5d87d3e93d0fd769d956b19;p=jalview.git

ensure the dataset is instantiated before materialising alignment viewport
---

diff --git a/src/jalview/gui/AlignFrame.java b/src/jalview/gui/AlignFrame.java
index bf9888c..e6b7af4 100644
--- a/src/jalview/gui/AlignFrame.java
+++ b/src/jalview/gui/AlignFrame.java
@@ -263,15 +263,17 @@ public class AlignFrame extends GAlignFrame implements DropTargetListener,
           int width, int height, String sequenceSetId, String viewId)
   {
     setSize(width, height);
-    viewport = new AlignViewport(al, hiddenColumns, sequenceSetId, viewId);
-
-    alignPanel = new AlignmentPanel(this, viewport);
 
     if (al.getDataset() == null)
     {
       al.setDataset(null);
     }
 
+    viewport = new AlignViewport(al, hiddenColumns, sequenceSetId, viewId);
+
+    alignPanel = new AlignmentPanel(this, viewport);
+
+
     addAlignmentPanel(alignPanel, true);
     init();
   }