pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-1722-AstleysRide_D.ps) >>/Users/jc/w/tmp/Tune-1722-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/abc/Scotland/reel/AstleysRide_D.abc

Error exit status 256; here are some files to check:
[get.cgi V=1/1 B=0 scale=0.65 512x512 PNG]
filesizedescription
Coll_17221.log 731120 Log file, useful mostly for debugging
Coll_17222.log 409375 Log file, useful mostly for debugging
Coll_17223.log 348960 Log file, useful mostly for debugging
Coll_17226.log 1147000 Log file, useful mostly for debugging
Tune-1722-AstleysRide_D.abc 724 ABC music file with the extracted tune(s)
Tune-1722-AstleysRide_D.ps 35486 PostScript
Tune-1722-AstleysRide_D.txt 724 Plain-text file with the extracted tune(s)
Tune-1722-get.log 5003 Log file, useful mostly for debugging
Tune-17220-get.log 9304 Log file, useful mostly for debugging
Tune-17223-get.log 5800 Log file, useful mostly for debugging
Tune-17226-get.log 4736 Log file, useful mostly for debugging
These files should be available for 24 hours.