pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-725-SweetMaidOfGlendaruel.ps) >>/Users/jc/w/tmp/Tune-725-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/abc/Contra/march/SweetMaidOfGlendaruel.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_72529.log 9375 Log file, useful mostly for debugging
Coll_7258.log 146437 Log file, useful mostly for debugging
Coll_72581.log 134337 Log file, useful mostly for debugging
Form_72538.log 856 Log file, useful mostly for debugging
Tune-725-SweetMaidOfGlendaruel.abc 498 ABC music file with the extracted tune(s)
Tune-725-SweetMaidOfGlendaruel.ps 36460 PostScript
Tune-725-SweetMaidOfGlendaruel.txt 498 Plain-text file with the extracted tune(s)
Tune-725-get.log 4573 Log file, useful mostly for debugging
Tune-7250-get.log 2999 Log file, useful mostly for debugging
Tune-72567-get.log 3107 Log file, useful mostly for debugging
Tune-72582-get.log 3819 Log file, useful mostly for debugging
Tune-72582-tunebook.abc 472 ABC music file with the extracted tune(s)
Tune-72582-tunebook.malt 1413 Musical Instrument Digital Interface, alternate name for midi format
Tune-72582-tunebook.mid 1413 Musical Instrument Digital interface, shortened name for midi format
Tune-72582-tunebook.midi 1413 Musical Instrument Digital Interface, electronic version of the tune(s)
Tune-72582-tunebook.txt 472 Plain-text file with the extracted tune(s)
These files should be available for 24 hours.