Merge branch 'develop' into features/JAL-4134_use_annotation_row_for_colours_and_groups

[jalview.git] / src / jalview / gui / AlignViewport.java

diff --git a/src/jalview/gui/AlignViewport.java b/src/jalview/gui/AlignViewport.java
index 53dec93..5613f16 100644 (file)
--- a/src/jalview/gui/AlignViewport.java
+++ b/src/jalview/gui/AlignViewport.java
@@ -810,13 +810,10 @@ 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"),