pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-8926-LordJohnCampbellsStrathspey.ps) >>/Users/jc/w/tmp/Tune-8926-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/ryan-cole/Tunes/LordJohnCampbellsStrathspey.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_89260.log 276411 Log file, useful mostly for debugging
Coll_89265.log 164917 Log file, useful mostly for debugging
Tune-8926-LordJohnCampbellsStrathspey.abc 897 ABC music file with the extracted tune(s)
Tune-8926-LordJohnCampbellsStrathspey.ps 43988 PostScript
Tune-8926-LordJohnCampbellsStrathspey.txt 897 Plain-text file with the extracted tune(s)
Tune-8926-get.log 4943 Log file, useful mostly for debugging
Tune-89262-EliasHowe_MusiciansCompanionP3-1844-V1.abc 175 ABC music file with the extracted tune(s)
Tune-89262-EliasHowe_MusiciansCompanionP3-1844-V1.ps 6 PostScript
Tune-89262-EliasHowe_MusiciansCompanionP3-1844-V1.txt 175 Plain-text file with the extracted tune(s)
Tune-89262-get.log 14205 Log file, useful mostly for debugging
Tune-89264-get.log 10087 Log file, useful mostly for debugging
These files should be available for 24 hours.