pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-9147-Father_Kelleys_Reel-G-32-4.ps) >>/Users/jc/w/tmp/Tune-9147-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/session/reel/Father_Kelleys_Reel-G-32-4.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_91479.log 254919 Log file, useful mostly for debugging
Form_9147.log 838 Log file, useful mostly for debugging
Tune-9147-Father_Kelleys_Reel-G-32-4.abc 607 ABC music file with the extracted tune(s)
Tune-9147-Father_Kelleys_Reel-G-32-4.ps 35986 PostScript
Tune-9147-Father_Kelleys_Reel-G-32-4.txt 607 Plain-text file with the extracted tune(s)
Tune-9147-get.log 5289 Log file, useful mostly for debugging
Tune-91471-get.log 4240 Log file, useful mostly for debugging
Tune-91473-EverydaySongBook1.abc 1495 ABC music file with the extracted tune(s)
Tune-91473-EverydaySongBook1.gif 0 Graphics Interchange Format, the proprietary scan-line picture format
Tune-91473-EverydaySongBook1.ps 38948 PostScript
Tune-91473-EverydaySongBook1.txt 1495 Plain-text file with the extracted tune(s)
Tune-91473-get.log 51613 Log file, useful mostly for debugging
Tune-91477-get.log 4517 Log file, useful mostly for debugging
These files should be available for 24 hours.