pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-1169-oneill_ws.ps) >>/Users/jc/w/tmp/Tune-1169-get.log 2>&1" returned status 256
http://music.gordfisch.net/montrealsession/assets/abc/oneill_ws.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_1169.log 750 Log file, useful mostly for debugging
Form_11690.log 1550 Log file, useful mostly for debugging
Form_11695.log 739 Log file, useful mostly for debugging
Form_11696.log 1509 Log file, useful mostly for debugging
Tune-1169-get.log 8063 Log file, useful mostly for debugging
Tune-1169-oneill_ws.abc 379 ABC music file with the extracted tune(s)
Tune-1169-oneill_ws.ps 38707 PostScript
Tune-1169-oneill_ws.txt 379 Plain-text file with the extracted tune(s)
Tune-11690-get.log 4538 Log file, useful mostly for debugging
Tune-11698-get.log 3866 Log file, useful mostly for debugging
Tune-11699-get.log 2987 Log file, useful mostly for debugging
These files should be available for 24 hours.