{
if (end == 3 && this.endSeq == 14 || end == 13 && this.endSeq == 3) {
- new NullPointerException().printStackTrace();
+ new NullPointerException().printStackTrace(System.out);
System.out.println("ViewportRange updateStartEndSeq " + start + " " + end + " " + Thread.currentThread());
}
int oldstartseq = this.startSeq;