pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-60290-Fox_Chase.ps) >>/Users/jc/w/tmp/Tune-60290-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/Athole/T/Fox_Chase.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_60290.log 252879 Log file, useful mostly for debugging
Tune-60290-Fox_Chase.abc 202 ABC music file with the extracted tune(s)
Tune-60290-Fox_Chase.ps 34618 PostScript
Tune-60290-Fox_Chase.txt 202 Plain-text file with the extracted tune(s)
Tune-60290-get.log 4105 Log file, useful mostly for debugging
These files should be available for 24 hours.