Merge branch 'features/JAL-2177_update_jmol_to_14.6.4_2016.10.26' into develop

[jalview.git] / src / jalview / appletgui / APopupMenu.java

diff --git a/src/jalview/appletgui/APopupMenu.java b/src/jalview/appletgui/APopupMenu.java
index 160224b..0c80c37 100644 (file)
--- a/src/jalview/appletgui/APopupMenu.java
+++ b/src/jalview/appletgui/APopupMenu.java
@@ -843,9 +843,10 @@ public class APopupMenu extends java.awt.PopupMenu implements
 
   void addPDB()
   {
-    if (seq.getAllPDBEntries() != null)
+    Vector<PDBEntry> pdbs = seq.getAllPDBEntries();
+    if (pdbs != null&& !pdbs.isEmpty())
     {
-      PDBEntry entry = seq.getAllPDBEntries().firstElement();
+      PDBEntry entry = pdbs.firstElement();
 
       if (ap.av.applet.jmolAvailable)
       {