pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-2178-20321_Cumbernauld_House.ps) >>/Users/jc/w/tmp/Tune-2178-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/ERM/20321_Cumbernauld_House.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_21780.log 1355185 Log file, useful mostly for debugging
Coll_21789.log 261851 Log file, useful mostly for debugging
Form_21783.log 952 Log file, useful mostly for debugging
Tune-2178-20321_Cumbernauld_House.abc 699 ABC music file with the extracted tune(s)
Tune-2178-20321_Cumbernauld_House.ps 38878 PostScript
Tune-2178-20321_Cumbernauld_House.txt 699 Plain-text file with the extracted tune(s)
Tune-2178-get.log 9603 Log file, useful mostly for debugging
Tune-21781-get.log 4783 Log file, useful mostly for debugging
These files should be available for 24 hours.