X-Git-Url: http://source.jalview.org/gitweb/?a=blobdiff_plain;f=src%2Fjalview%2Fanalysis%2FAAFrequency.java;h=e2dd6f1520527317b65d6d4784a446107f8ecbf0;hb=0fc704a18faa7d11b6d02876bb6c1e8bc19f343c;hp=f409f8c59e50d43aa675c63aedda44a0e46799f8;hpb=49b625d7c10b85425059a51706a2aca96deed955;p=jalview.git

diff --git a/src/jalview/analysis/AAFrequency.java b/src/jalview/analysis/AAFrequency.java
index f409f8c..e2dd6f1 100755
--- a/src/jalview/analysis/AAFrequency.java
+++ b/src/jalview/analysis/AAFrequency.java
@@ -53,6 +53,11 @@ public class AAFrequency
 
      Hashtable [] reply = new Hashtable[width];
 
+     if(end>=width)
+     {
+       end = width;
+     }
+
      calculate(seqs, start, end, reply);
 
      return reply;