pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-83994-Dominion_Reel-C-32-4.ps) >>/Users/jc/w/tmp/Tune-83994-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/abc/Scotland/reel/Dominion_Reel-C-32-4.abc

Error exit status 256; here are some files to check:
[get.cgi V=1/1 B=0 scale=0.65 512x512 PNG]
filesizedescription
Coll_83994.log 679135 Log file, useful mostly for debugging
Tune-83994-Dominion_Reel-C-32-4.abc 574 ABC music file with the extracted tune(s)
Tune-83994-Dominion_Reel-C-32-4.ps 35594 PostScript
Tune-83994-Dominion_Reel-C-32-4.txt 574 Plain-text file with the extracted tune(s)
Tune-83994-get.log 4711 Log file, useful mostly for debugging
These files should be available for 24 hours.