pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-35462-Skye_HB.ps) >>/Users/jc/w/tmp/Tune-35462-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/SCD/Skye_HB/Skye_HB.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_35462.log 275119 Log file, useful mostly for debugging
Tune-35462-Skye_HB.abc 267 ABC music file with the extracted tune(s)
Tune-35462-Skye_HB.ps 35421 PostScript
Tune-35462-Skye_HB.txt 267 Plain-text file with the extracted tune(s)
Tune-35462-get.log 4193 Log file, useful mostly for debugging
These files should be available for 24 hours.