pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-70312-WhistlingMike.ps) >>/Users/jc/w/tmp/Tune-70312-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/oneills/1001/T/WhistlingMike.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_70312.log 910115 Log file, useful mostly for debugging
Tune-70312-WhistlingMike.abc 599 ABC music file with the extracted tune(s)
Tune-70312-WhistlingMike.ps 37102 PostScript
Tune-70312-WhistlingMike.txt 599 Plain-text file with the extracted tune(s)
Tune-70312-get.log 4291 Log file, useful mostly for debugging
These files should be available for 24 hours.