pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-4710-10581_Constitution_Hornpipe.ps) >>/Users/jc/w/tmp/Tune-4710-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/EliasHowe/MusiciansCompanionP1/10581_Constitution_Hornpipe.abc

Error exit status 256; here are some files to check:
[get.cgi V=1/1 B=0 scale=0.55 512x512 PNG]
filesizedescription
Coll_47101.log 261851 Log file, useful mostly for debugging
Coll_47103.log 268876 Log file, useful mostly for debugging
Tune-4710-10581_Constitution_Hornpipe.abc 979 ABC music file with the extracted tune(s)
Tune-4710-10581_Constitution_Hornpipe.ps 39113 PostScript
Tune-4710-10581_Constitution_Hornpipe.txt 979 Plain-text file with the extracted tune(s)
Tune-4710-get.log 10959 Log file, useful mostly for debugging
Tune-47100-get.log 4982 Log file, useful mostly for debugging
Tune-47101-get.log 5488 Log file, useful mostly for debugging
Tune-47105-get.log 188271 Log file, useful mostly for debugging
These files should be available for 24 hours.