pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-7145-cranford_tunes101-200.ps) >>/Users/jc/w/tmp/Tune-7145-get.log 2>&1" returned status 256
http://www.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
Form_7145.log 782 Log file, useful mostly for debugging
Form_71451.log 734 Log file, useful mostly for debugging
Form_71453.log 772 Log file, useful mostly for debugging
Form_71455.log 768 Log file, useful mostly for debugging
Form_71457.log 742 Log file, useful mostly for debugging
Tune-7145-cranford_tunes101-200.abc 591 ABC music file with the extracted tune(s)
Tune-7145-cranford_tunes101-200.ps 38258 PostScript
Tune-7145-cranford_tunes101-200.txt 591 Plain-text file with the extracted tune(s)
Tune-7145-get.log 4414 Log file, useful mostly for debugging
Tune-71450-get.log 4164 Log file, useful mostly for debugging
Tune-71456-get.log 2996 Log file, useful mostly for debugging
Tune-71458-get.log 5775 Log file, useful mostly for debugging
Tune-71459-get.log 7755 Log file, useful mostly for debugging
These files should be available for 24 hours.