Bamboo test 2 -- threads and stacktrace

diff --git a/src/jalview/viewmodel/ViewportRanges.java b/src/jalview/viewmodel/ViewportRanges.java
index f89776e..7833778 100644 (file)
--- a/src/jalview/viewmodel/ViewportRanges.java
+++ b/src/jalview/viewmodel/ViewportRanges.java
@@ -236,7 +236,6 @@ public class ViewportRanges extends ViewportProperties
    */
   public void setStartEndSeq(int start, int end)
   {
-    System.out.println("ViewportRange setStartEndSeq " + start + " " + end);
     int[] oldvalues = updateStartEndSeq(start, end);
     int oldstartseq = oldvalues[0];
     int oldendseq = oldvalues[1];
@@ -262,7 +261,11 @@ public class ViewportRanges extends ViewportProperties
    */
   private int[] updateStartEndSeq(int start, int end)
   {
-    System.out.println("ViewportRange updateStartEndSeq " + start + " " + end);
+
+    if (end == 3 && this.endSeq == 14 || end == 13 && this.endSeq == 3) {
+      new NullPointerException().printStackTrace();
+      System.out.println("ViewportRange updateStartEndSeq " + start + " " + end + " " + Thread.currentThread());
+    }
     int oldstartseq = this.startSeq;
     int visibleHeight = getVisibleAlignmentHeight();
     if (start > visibleHeight - 1)