pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-4132-dulcimer_group_tunes.ps) >>/Users/jc/w/tmp/Tune-4132-get.log 2>&1" returned status 256
http://www.gulfweb.net/rlwalker/abc/dulcimer_group_tunes.abc

Error exit status 256; here are some files to check:
[P=get.cgi V=1/1 B=0 scale=0.60 512x512 PNG]
filesizedescription
Coll_4132.log 146437 Log file, useful mostly for debugging
Coll_41322.log 147042 Log file, useful mostly for debugging
Coll_41326.log 28426 Log file, useful mostly for debugging
Coll_41329.log 34256 Log file, useful mostly for debugging
Tune-4132-dulcimer_group_tunes.abc 231 ABC music file with the extracted tune(s)
Tune-4132-dulcimer_group_tunes.ps 34439 PostScript
Tune-4132-dulcimer_group_tunes.txt 231 Plain-text file with the extracted tune(s)
Tune-4132-get.log 4494 Log file, useful mostly for debugging
Tune-41321-get.log 5817 Log file, useful mostly for debugging
Tune-41324-get.log 4248 Log file, useful mostly for debugging
These files should be available for 24 hours.