pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-93936-BekesiParos.ps) >>/Users/jc/w/tmp/Tune-93936-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/AubreyJaffer/BekesiParos.abc

Error exit status 256; here are some files to check:
[P=tuneget V=1/1 B=0 scale=0.70 512x512 PNG]
filesizedescription
Form_93936.log 817 Log file, useful mostly for debugging
Tune-93936-BekesiParos.abc 4343 ABC music file with the extracted tune(s)
Tune-93936-BekesiParos.ps 73214 PostScript
Tune-93936-BekesiParos.txt 4343 Plain-text file with the extracted tune(s)
Tune-93936-get.log 4576 Log file, useful mostly for debugging
These files should be available for 24 hours.