X-Git-Url: http://source.jalview.org/gitweb/?a=blobdiff_plain;f=src%2Fjalview%2Fgui%2FAlignViewport.java;fp=src%2Fjalview%2Fgui%2FAlignViewport.java;h=3504560b8b174324944942fd2757993f9c5e693b;hb=dc78f37f49146f6339815e93598159d0c1ddc4c7;hp=3b7420f80e69c724f6e45ba971ac321859e8c274;hpb=8f31ab72a635fbc5c648a5205ffb62059ca1b78b;p=jalview.git

diff --git a/src/jalview/gui/AlignViewport.java b/src/jalview/gui/AlignViewport.java
index 3b7420f..3504560 100644
--- a/src/jalview/gui/AlignViewport.java
+++ b/src/jalview/gui/AlignViewport.java
@@ -809,13 +809,10 @@ public class AlignViewport extends AlignmentViewport
     JvOptionPane dialog = JvOptionPane.newOptionDialog(Desktop.desktop)
             .setResponseHandler(0, () -> {
               addDataToAlignment(al);
-              return null;
             }).setResponseHandler(1, () -> {
               us.openLinkedAlignmentAs(al, title, true);
-              return null;
             }).setResponseHandler(2, () -> {
               us.openLinkedAlignmentAs(al, title, false);
-              return null;
             });
     dialog.showDialog(question,
             MessageManager.getString("label.open_split_window"),