X-Git-Url: http://source.jalview.org/gitweb/?a=blobdiff_plain;f=src%2Fjalview%2Fdatamodel%2FHiddenSequences.java;fp=src%2Fjalview%2Fdatamodel%2FHiddenSequences.java;h=32443d820f3aaccd57b076f5d5d78043b5a1d6f7;hb=4a9a2fc8a1b1a66b21e66429083f27a6fc8541b9;hp=98e9694fe21d24161035cd1fc323c3f5b2239c38;hpb=ddbcb3e33e1a8d4c644472cfa3d28b193da97064;p=jalview.git

diff --git a/src/jalview/datamodel/HiddenSequences.java b/src/jalview/datamodel/HiddenSequences.java
index 98e9694..32443d8 100755
--- a/src/jalview/datamodel/HiddenSequences.java
+++ b/src/jalview/datamodel/HiddenSequences.java
@@ -312,7 +312,7 @@ public class HiddenSequences
       return startRow - visibleDistance;
     }
 
-    int index = startRow;
+    int index = Math.min(startRow, hiddenSequences.length - 1);
     int count = 0;
     while ((index > -1) && (count < visibleDistance))
     {