pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-2865-JohnsonVol3.ps) >>/Users/jc/w/tmp/Tune-2865-get.log 2>&1" returned status 256
http://www.cpartington.plus.com/Links/Johnson/JohnsonVol3(Dec14).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_28655.log 399941 Log file, useful mostly for debugging
Coll_28656.log 136152 Log file, useful mostly for debugging
Coll_28657.log 130102 Log file, useful mostly for debugging
Tune-2865-JohnsonVol3.abc 317 ABC music file with the extracted tune(s)
Tune-2865-JohnsonVol3.ps 34674 PostScript
Tune-2865-JohnsonVol3.txt 317 Plain-text file with the extracted tune(s)
Tune-2865-get.log 4432 Log file, useful mostly for debugging
Tune-28653-get.log 1412 Log file, useful mostly for debugging
Tune-28656-get.log 3080 Log file, useful mostly for debugging
These files should be available for 24 hours.