SequenceIndex might be beyond old height

diff --git a/src/jalview/gui/IdCanvas.java b/src/jalview/gui/IdCanvas.java
index 84f18ba..d3b56be 100755 (executable)
--- a/src/jalview/gui/IdCanvas.java
+++ b/src/jalview/gui/IdCanvas.java
@@ -395,7 +395,9 @@ public class IdCanvas extends JPanel
       Font bold = new Font(av.getFont().getName(), Font.BOLD,\r
                            av.getFont().getSize());\r
 \r
-      if (av.alignment.getSequenceAt(i).getHiddenSequences() != null)\r
+\r
+      if (av.alignment.getSequenceAt(i)!=null\r
+          && av.alignment.getSequenceAt(i).getHiddenSequences() != null)\r
         gg.setFont(bold);\r
       else\r
         gg.setFont(italic);\r