pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-99172-cheat_sheet_by_rhythm.ps) >>/Users/jc/w/tmp/Tune-99172-get.log 2>&1" returned status 256
http://www.oberlin.net/~irishsession/ABC/cheat_sheet_by_rhythm.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
Tune-99172-cheat_sheet_by_rhythm.abc 145 ABC music file with the extracted tune(s)
Tune-99172-cheat_sheet_by_rhythm.ps 32339 PostScript
Tune-99172-cheat_sheet_by_rhythm.txt 145 Plain-text file with the extracted tune(s)
Tune-99172-get.log 8779 Log file, useful mostly for debugging
These files should be available for 24 hours.