+ if (format == null || format.equalsIgnoreCase("EMPTY DATA FILE"))
+ {
+ System.err.println(MessageManager
+ .getString("label.null_or_unidentifiable_data"));
+ if (!Jalview.isHeadlessMode())
+ {
+ JOptionPane.showMessageDialog(null,
+ MessageManager
+ .getString("label.null_or_unidentifiable_data"),
+ MessageManager.getString("label.unidentifiable_data"),
+ JOptionPane.ERROR_MESSAGE);
+ }
+ return;
+ }
+