pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-7572-How_Are_You_Mary_Geaney.ps) >>/Users/jc/w/tmp/Tune-7572-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/CuzTeahan/SliabhLuachroOnParade/How_Are_You_Mary_Geaney.abc

Error exit status 256; here are some files to check:
[get.cgi V=1/1 B=0 scale=0.55 512x512 PNG]
filesizedescription
Tune-7572-How_Are_You_Mary_Geaney.abc 512 ABC music file with the extracted tune(s)
Tune-7572-How_Are_You_Mary_Geaney.ps 36915 PostScript
Tune-7572-How_Are_You_Mary_Geaney.txt 512 Plain-text file with the extracted tune(s)
Tune-7572-get.log 4925 Log file, useful mostly for debugging
Tune-75721-get.log 1318 Log file, useful mostly for debugging
Tune-75723-get.log 21040 Log file, useful mostly for debugging
Tune-75728-Little_and_Large.abc 932 ABC music file with the extracted tune(s)
Tune-75728-Little_and_Large.pdf 20623 Portable Data Format
Tune-75728-Little_and_Large.ps 36867 PostScript
Tune-75728-Little_and_Large.txt 932 Plain-text file with the extracted tune(s)
Tune-75728-MockHobbyHorse-001.svg 17669 Scalable Vector Graphics format
Tune-75728-MockHobbyHorse.abc 358 ABC music file with the extracted tune(s)
Tune-75728-MockHobbyHorse.txt 358 Plain-text file with the extracted tune(s)
Tune-75728-get.log 9624 Log file, useful mostly for debugging
These files should be available for 24 hours.