X-Git-Url: http://source.jalview.org/gitweb/?a=blobdiff_plain;f=src%2Fjalview%2Fgui%2FAlignFrame.java;h=2f43e8280476221e6ae608600d7239a89aa5c0be;hb=bfb4b56a77352694f4bc445ec31851bbdcdce140;hp=e7a473514499a283455ae03d6bafd1dba653dedd;hpb=286715d8408510556366a454a748daf8f60444f1;p=jalview.git

diff --git a/src/jalview/gui/AlignFrame.java b/src/jalview/gui/AlignFrame.java
index e7a4735..2f43e82 100644
--- a/src/jalview/gui/AlignFrame.java
+++ b/src/jalview/gui/AlignFrame.java
@@ -4796,8 +4796,9 @@ public class AlignFrame extends GAlignFrame implements DropTargetListener,
             boolean asSplitFrame = true;
             if (asSplitFrame)
             {
-              AlignFrame copyThis = new AlignFrame(
-                      AlignFrame.this.viewport.getAlignment(),
+              final Alignment copyAlignment = new Alignment(
+                      AlignFrame.this.viewport.getAlignment());
+              AlignFrame copyThis = new AlignFrame(copyAlignment,
                       AlignFrame.DEFAULT_WIDTH, AlignFrame.DEFAULT_HEIGHT);
               copyThis.setTitle(AlignFrame.this.getTitle());
               // SplitFrame with dna above, protein below