pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-76564-1068_Tit_for_Tat.ps) >>/Users/jc/w/tmp/Tune-76564-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/CaledonianCountryDances/1068_Tit_for_Tat.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-76564-1068_Tit_for_Tat.abc 1630 ABC music file with the extracted tune(s)
Tune-76564-1068_Tit_for_Tat.ps 36147 PostScript
Tune-76564-1068_Tit_for_Tat.txt 1630 Plain-text file with the extracted tune(s)
Tune-76564-24NewCotillons_1770_Longman.abc 162 ABC music file with the extracted tune(s)
Tune-76564-24NewCotillons_1770_Longman.ps 6 PostScript
Tune-76564-24NewCotillons_1770_Longman.txt 162 Plain-text file with the extracted tune(s)
Tune-76564-get.log 9171 Log file, useful mostly for debugging
These files should be available for 24 hours.