pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-8859-cranford_tunes101-200.ps) >>/Users/jc/w/tmp/Tune-8859-get.log 2>&1" returned status 256
http://cranfordpub.com/tunes/abcs/cranford_tunes101-200.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_88599.log 264789 Log file, useful mostly for debugging
Tune-8859-cranford_tunes101-200.abc 500 ABC music file with the extracted tune(s)
Tune-8859-cranford_tunes101-200.ps 35748 PostScript
Tune-8859-cranford_tunes101-200.txt 500 Plain-text file with the extracted tune(s)
Tune-8859-get.log 4505 Log file, useful mostly for debugging
Tune-88590-get.log 5307 Log file, useful mostly for debugging
Tune-88591-get.log 3553 Log file, useful mostly for debugging
Tune-88592-get.log 4889 Log file, useful mostly for debugging
Tune-88595-get.log 1627 Log file, useful mostly for debugging
These files should be available for 24 hours.