pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-7861-February18th.ps) >>/Users/jc/w/tmp/Tune-7861-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/england/February18th.abc

Error exit status 256; here are some files to check:
[P=tuneget V=1/1 B=0 scale=0.70 512x512 PNG]
filesizedescription
Coll_78610.log 273091 Log file, useful mostly for debugging
Coll_78612.log 253420 Log file, useful mostly for debugging
Coll_78616.log 139579 Log file, useful mostly for debugging
Coll_78618.log 253420 Log file, useful mostly for debugging
Form_7861.log 851 Log file, useful mostly for debugging
Form_78614.log 885 Log file, useful mostly for debugging
Tune-7861-February18th.abc 3057 ABC music file with the extracted tune(s)
Tune-7861-February18th.ps 49810 PostScript
Tune-7861-February18th.txt 3057 Plain-text file with the extracted tune(s)
Tune-7861-get.log 4884 Log file, useful mostly for debugging
These files should be available for 24 hours.