What is wrong with

httrack -q%no0p1Br4J80T30R3I0iC1#F2000%L urls.txt -
F <http://pen.physik.uni-kl.de/physlets/>

?
It leaves code 65280 in standard output (from a perl  
script, but only with 1198 urls in urls.txt)

A window informs about the crash of httrack.exe

Kind regards,
Frank