pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-5680-4121-Aitken_Drum.ps) >>/Users/jc/w/tmp/Tune-5680-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/Gow/CSR/4121-Aitken_Drum.abc1.abc

Error exit status 256; here are some files to check:
[P=tuneget V=1/1 B=0 scale=0.70 512x512 PNG]
filesizedescription
Tune-5680-4121-Aitken_Drum.abc 1125 ABC music file with the extracted tune(s)
Tune-5680-4121-Aitken_Drum.ps 39115 PostScript
Tune-5680-4121-Aitken_Drum.txt 1125 Plain-text file with the extracted tune(s)
Tune-5680-get.log 4646 Log file, useful mostly for debugging
Tune-56800-get.log 8465 Log file, useful mostly for debugging
Tune-56801-get.log 15036 Log file, useful mostly for debugging
Tune-56802-get.log 13962 Log file, useful mostly for debugging
Tune-56803-get.log 4247 Log file, useful mostly for debugging
Tune-56804-get.log 14901 Log file, useful mostly for debugging
Tune-56805-get.log 9759 Log file, useful mostly for debugging
Tune-56806-get.log 4882 Log file, useful mostly for debugging
These files should be available for 24 hours.