pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-9989-WoodOfFyvie.ps) >>/Users/jc/w/tmp/Tune-9989-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/Scotland/WoodOfFyvie.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_99892.log 275900 Log file, useful mostly for debugging
Tune-9989-WoodOfFyvie.abc 2397 ABC music file with the extracted tune(s)
Tune-9989-WoodOfFyvie.ps 46563 PostScript
Tune-9989-WoodOfFyvie.txt 2397 Plain-text file with the extracted tune(s)
Tune-9989-get.log 4844 Log file, useful mostly for debugging
Tune-99893-EcclefechanFeline11.abc 1842 ABC music file with the extracted tune(s)
Tune-99893-EcclefechanFeline11.gif 0 Graphics Interchange Format, the proprietary scan-line picture format
Tune-99893-EcclefechanFeline11.ps 49377 PostScript
Tune-99893-EcclefechanFeline11.txt 1842 Plain-text file with the extracted tune(s)
Tune-99893-get.log 5863 Log file, useful mostly for debugging
These files should be available for 24 hours.