X-Git-Url: http://source.jalview.org/gitweb/?a=blobdiff_plain;f=src%2Fjalview%2Fgui%2FDesktop.java;h=d3b8afc948f58c4a1f190e22c7a31525f3218618;hb=d616b0e1ac213a82591cece50ea25c5bfbfa865f;hp=c957444108e840d9bd292f95eeb87dff5af316d4;hpb=c8ae8ef3f6365ea5664930f3139fa4871eb188c2;p=jalview.git

diff --git a/src/jalview/gui/Desktop.java b/src/jalview/gui/Desktop.java
index c957444..d3b8afc 100644
--- a/src/jalview/gui/Desktop.java
+++ b/src/jalview/gui/Desktop.java
@@ -23,6 +23,7 @@ package jalview.gui;
 import jalview.api.AlignViewportI;
 import jalview.api.AlignmentViewPanel;
 import jalview.bin.Cache;
+import jalview.bin.Jalview;
 import jalview.io.FileLoader;
 import jalview.io.FormatAdapter;
 import jalview.io.IdentifyFile;
@@ -2381,6 +2382,12 @@ public class Desktop extends jalview.jbgui.GDesktop implements
    */
   public static AlignFrame[] getAlignFrames()
   {
+    if (Jalview.isHeadlessMode())
+    {
+      // Desktop.desktop is null in headless mode
+      return new AlignFrame[] { currentAlignFrame };
+    }
+
     JInternalFrame[] frames = Desktop.desktop.getAllFrames();
 
     if (frames == null)