pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-67760-Valiaikainen_Em.ps) >>/Users/jc/w/tmp/Tune-67760-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/abc/Finland/Valiaikainen_Em.abc

Error exit status 256; here are some files to check:
[P=tuneget V=1/1 B=0 scale=0.70 512x512 PNG]
filesizedescription
Find_67760.log 1558 Log file, useful mostly for debugging
Tune-67760-Valiaikainen_Em.abc 369 ABC music file with the extracted tune(s)
Tune-67760-Valiaikainen_Em.ps 33444 PostScript
Tune-67760-Valiaikainen_Em.txt 369 Plain-text file with the extracted tune(s)
Tune-67760-get.log 4552 Log file, useful mostly for debugging
These files should be available for 24 hours.