pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-6195-Gallant_Tipperary-D-64-4.ps) >>/Users/jc/w/tmp/Tune-6195-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/ONeills/jig/Gallant_Tipperary-D-64-4.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-6195-Gallant_Tipperary-D-64-4.abc 625 ABC music file with the extracted tune(s)
Tune-6195-Gallant_Tipperary-D-64-4.ps 38417 PostScript
Tune-6195-Gallant_Tipperary-D-64-4.txt 625 Plain-text file with the extracted tune(s)
Tune-6195-get.log 4794 Log file, useful mostly for debugging
Tune-61950-get.log 5100 Log file, useful mostly for debugging
These files should be available for 24 hours.