pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-49474-QueenCitySalute.ps) >>/Users/jc/w/tmp/Tune-49474-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/Scotland/QueenCitySalute.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-49474-QueenCitySalute.abc 4153 ABC music file with the extracted tune(s)
Tune-49474-QueenCitySalute.ps 72218 PostScript
Tune-49474-QueenCitySalute.txt 4153 Plain-text file with the extracted tune(s)
Tune-49474-get.log 22281 Log file, useful mostly for debugging
Tune-49474-smallpipes.abc 11762 ABC music file with the extracted tune(s)
Tune-49474-smallpipes.gif 0 Graphics Interchange Format, the proprietary scan-line picture format
Tune-49474-smallpipes.ps 169912 PostScript
Tune-49474-smallpipes.txt 11762 Plain-text file with the extracted tune(s)
These files should be available for 24 hours.