Interesting development. I had run my installed development version and it failed as before. Yet I ran the same executable in the build directory and the coco prompt appeared. Now I can't make Kapuahi, Hikianalia, or /stardev versions fail. Malcolm via JISCMail web interface ---- Starlink User Support list For list configuration, including subscribing to and unsubscribing from the list, see https://www.jiscmail.ac.uk/cgi-bin/webadmin?A0=STARLINK