pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-5049-24CountryDances_1803_Gray_Thompson.ps) >>/Users/jc/w/tmp/Tune-5049-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/24CountryDances_1803_Gray_Thompson.abc

Error exit status 256; here are some files to check:
[P=tuneget V=1/1 B=0 scale=0.70 512x512 PNG]
filesizedescription
Coll_50495.log 120495 Log file, useful mostly for debugging
Form_5049.log 955 Log file, useful mostly for debugging
Tune-5049-24CountryDances_1803_Gray_Thompson.abc 16340 ABC music file with the extracted tune(s)
Tune-5049-24CountryDances_1803_Gray_Thompson.ps 121272 PostScript
Tune-5049-24CountryDances_1803_Gray_Thompson.txt 16340 Plain-text file with the extracted tune(s)
Tune-5049-get.log 19159 Log file, useful mostly for debugging
Tune-50495-get.log 3483 Log file, useful mostly for debugging
Tune-50497-get.log 3654 Log file, useful mostly for debugging
Tune-50499-get.log 7428 Log file, useful mostly for debugging
These files should be available for 24 hours.