pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-22947-10721_McDONALDS_FANCY.ps) >>/Users/jc/w/tmp/Tune-22947-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/Kohlers/10721_McDONALDS_FANCY.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-22947-10721_McDONALDS_FANCY.abc 928 ABC music file with the extracted tune(s)
Tune-22947-10721_McDONALDS_FANCY.ps 43042 PostScript
Tune-22947-10721_McDONALDS_FANCY.txt 928 Plain-text file with the extracted tune(s)
Tune-22947-get.log 4755 Log file, useful mostly for debugging
These files should be available for 24 hours.