pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-7485-10462_Go_to_Berwick_Johnnie.ps) >>/Users/jc/w/tmp/Tune-7485-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/ERM/10462_Go_to_Berwick_Johnnie.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_74851.log 1227245 Log file, useful mostly for debugging
Coll_74853.log 261851 Log file, useful mostly for debugging
Coll_74856.log 266066 Log file, useful mostly for debugging
Form_74854.log 822 Log file, useful mostly for debugging
Form_74857.log 835 Log file, useful mostly for debugging
Tune-7485-10462_Go_to_Berwick_Johnnie.abc 640 ABC music file with the extracted tune(s)
Tune-7485-10462_Go_to_Berwick_Johnnie.ps 35615 PostScript
Tune-7485-10462_Go_to_Berwick_Johnnie.txt 640 Plain-text file with the extracted tune(s)
Tune-7485-get.log 20534 Log file, useful mostly for debugging
Tune-74851-get.log 7995 Log file, useful mostly for debugging
Tune-74851-reel.abc 174 ABC music file with the extracted tune(s)
Tune-74851-reel.txt 174 Plain-text file with the extracted tune(s)
Tune-74856-get.log 6513 Log file, useful mostly for debugging
Tune-74859-get.log 9934 Log file, useful mostly for debugging
These files should be available for 24 hours.