pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-8265-StuartAndersonsR_D.ps) >>/Users/jc/w/tmp/Tune-8265-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/abc/Scotland/reel/StuartAndersonsR_D.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_82655.log 145227 Log file, useful mostly for debugging
Form_82650.log 862 Log file, useful mostly for debugging
Form_82659.log 906 Log file, useful mostly for debugging
Tune-8265-StuartAndersonsR_D.abc 500 ABC music file with the extracted tune(s)
Tune-8265-StuartAndersonsR_D.ps 36812 PostScript
Tune-8265-StuartAndersonsR_D.txt 500 Plain-text file with the extracted tune(s)
Tune-8265-get.log 4521 Log file, useful mostly for debugging
Tune-82653-get.log 3992 Log file, useful mostly for debugging
Tune-82657-get.log 3219 Log file, useful mostly for debugging
Tune-82658-england.abc 296 ABC music file with the extracted tune(s)
Tune-82658-england.txt 296 Plain-text file with the extracted tune(s)
Tune-82658-get.log 3105 Log file, useful mostly for debugging
These files should be available for 24 hours.