pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-8825-tunebook.ps) >>/Users/jc/w/tmp/Tune-8825-get.log 2>&1" returned status 256
http://richardrobinson.tunebook.org.uk/data/tunebook.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_88250.log 62834 Log file, useful mostly for debugging
Coll_88256.log 53114 Log file, useful mostly for debugging
Form_88251.log 738 Log file, useful mostly for debugging
Form_88254.log 798 Log file, useful mostly for debugging
Form_88258.log 767 Log file, useful mostly for debugging
Tune-8825-get.log 0 Log file, useful mostly for debugging
Tune-8825-tunebook.abc 0 ABC music file with the extracted tune(s)
Tune-8825-tunebook.ps 0 PostScript
Tune-8825-tunebook.txt 0 Plain-text file with the extracted tune(s)
Tune-88253-get.log 4414 Log file, useful mostly for debugging
Tune-88254-get.log 4026 Log file, useful mostly for debugging
Tune-88257-get.log 5212 Log file, useful mostly for debugging
Tune-88258-SelectionOfDancesReelsAndWaltzes_2.abc 1150 ABC music file with the extracted tune(s)
Tune-88258-SelectionOfDancesReelsAndWaltzes_2.gif 0 Graphics Interchange Format, the proprietary scan-line picture format
Tune-88258-SelectionOfDancesReelsAndWaltzes_2.ps 37653 PostScript
Tune-88258-SelectionOfDancesReelsAndWaltzes_2.txt 1150 Plain-text file with the extracted tune(s)
Tune-88258-get.log 5694 Log file, useful mostly for debugging
These files should be available for 24 hours.