pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-50900-Miller_of_Mansfield.ps) >>/Users/jc/w/tmp/Tune-50900-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/JohnWalsh/Miller_of_Mansfield.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_50900.log 149964 Log file, useful mostly for debugging
Tune-50900-Miller_of_Mansfield.abc 1181 ABC music file with the extracted tune(s)
Tune-50900-Miller_of_Mansfield.ps 35553 PostScript
Tune-50900-Miller_of_Mansfield.txt 1181 Plain-text file with the extracted tune(s)
Tune-50900-get.log 84561 Log file, useful mostly for debugging
These files should be available for 24 hours.