pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-37280-049_Air_in_Fortunatus.ps) >>/Users/jc/w/tmp/Tune-37280-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/Stewart/SCAJMR/049_Air_in_Fortunatus.abc

Error exit status 256; here are some files to check:
[P=tuneget V=1/1 B=0 scale=0.65 512x512 PNG]
filesizedescription
Tune-37280-049_Air_in_Fortunatus.abc 648 ABC music file with the extracted tune(s)
Tune-37280-049_Air_in_Fortunatus.ps 35720 PostScript
Tune-37280-049_Air_in_Fortunatus.txt 648 Plain-text file with the extracted tune(s)
Tune-37280-BlueCapForMe_PLFD1651_008-001.svg 12991 Scalable Vector Graphics format
Tune-37280-BlueCapForMe_PLFD1651_008.abc 416 ABC music file with the extracted tune(s)
Tune-37280-BlueCapForMe_PLFD1651_008.txt 416 Plain-text file with the extracted tune(s)
Tune-37280-get.log 9241 Log file, useful mostly for debugging
These files should be available for 24 hours.