pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-8995-GrindersHp_C_6.ps) >>/Users/jc/w/tmp/Tune-8995-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/abc/Scotland/reel/GrindersHp_C_6.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_89952.log 282925 Log file, useful mostly for debugging
Coll_89953.log 549875 Log file, useful mostly for debugging
Tune-8995-GrindersHp_C_6.abc 674 ABC music file with the extracted tune(s)
Tune-8995-GrindersHp_C_6.ps 37686 PostScript
Tune-8995-GrindersHp_C_6.txt 674 Plain-text file with the extracted tune(s)
Tune-8995-get.log 4614 Log file, useful mostly for debugging
Tune-89951-get.log 4011 Log file, useful mostly for debugging
Tune-89953-get.log 4100 Log file, useful mostly for debugging
These files should be available for 24 hours.