pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-7971-20422_Jacks_Hornpipe.ps) >>/Users/jc/w/tmp/Tune-7971-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/EliasHowe/MusiciansCompanionP2/20422_Jacks_Hornpipe.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_79717.log 140334 Log file, useful mostly for debugging
Tune-7971-20422_Jacks_Hornpipe.abc 669 ABC music file with the extracted tune(s)
Tune-7971-20422_Jacks_Hornpipe.ps 35297 PostScript
Tune-7971-20422_Jacks_Hornpipe.txt 669 Plain-text file with the extracted tune(s)
Tune-7971-get.log 4872 Log file, useful mostly for debugging
Tune-79710-get.log 5752 Log file, useful mostly for debugging
Tune-79712-get.log 4574 Log file, useful mostly for debugging
Tune-79713-get.log 1416 Log file, useful mostly for debugging
Tune-79718-get.log 1408 Log file, useful mostly for debugging
These files should be available for 24 hours.