pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-1252-SallyHunterOfThurstonJ.ps) >>/Users/jc/w/tmp/Tune-1252-get.log 2>&1" returned status 256
http://terrytraub.org/abc/SallyHunterOfThurstonJ.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_12529.log 525348 Log file, useful mostly for debugging
Form_12525.log 872 Log file, useful mostly for debugging
Tune-1252-SallyHunterOfThurstonJ.abc 471 ABC music file with the extracted tune(s)
Tune-1252-SallyHunterOfThurstonJ.ps 36523 PostScript
Tune-1252-SallyHunterOfThurstonJ.txt 471 Plain-text file with the extracted tune(s)
Tune-1252-get.log 4505 Log file, useful mostly for debugging
Tune-12524-get.log 6186 Log file, useful mostly for debugging
Tune-12528-get.log 8835 Log file, useful mostly for debugging
These files should be available for 24 hours.