&& name.getSelectedItem() != null\r
&& source.getSelectedItem() != null)\r
{\r
+ //This ensures that the last sequence\r
+ //is refreshed and new features are rendered\r
+ lastSeq=null;\r
lastFeatureAdded = name.getSelectedItem().toString();\r
lastFeatureGroupAdded = source.getSelectedItem().toString();\r
lastDescriptionAdded = description.getText().replaceAll("\n", " ");\r