pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-1464-MM3-V1.ps) >>/Users/jc/w/tmp/Tune-1464-get.log 2>&1" returned status 256
http://www.gulfweb.net/rlwalker/abc/MM3-V1.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_14643.log 297219 Log file, useful mostly for debugging
Form_14648.log 830 Log file, useful mostly for debugging
Tune-1464-MM3-V1.abc 287 ABC music file with the extracted tune(s)
Tune-1464-MM3-V1.ps 33398 PostScript
Tune-1464-MM3-V1.txt 287 Plain-text file with the extracted tune(s)
Tune-1464-get.log 5789 Log file, useful mostly for debugging
Tune-14640-get.log 1586 Log file, useful mostly for debugging
Tune-14644-get.log 1389 Log file, useful mostly for debugging
These files should be available for 24 hours.