pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-92527-MrsStewartsJig3.ps) >>/Users/jc/w/tmp/Tune-92527-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/Scotland/MrsStewartsJig3.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-92527-MrsStewartsJig3.abc 2072 ABC music file with the extracted tune(s)
Tune-92527-MrsStewartsJig3.ps 50781 PostScript
Tune-92527-MrsStewartsJig3.txt 2072 Plain-text file with the extracted tune(s)
Tune-92527-TravaTrava1.abc 803 ABC music file with the extracted tune(s)
Tune-92527-TravaTrava1.ps 38048 PostScript
Tune-92527-TravaTrava1.txt 803 Plain-text file with the extracted tune(s)
Tune-92527-get.log 9332 Log file, useful mostly for debugging
These files should be available for 24 hours.