pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-5817-Waltz_Hebridean.ps) >>/Users/jc/w/tmp/Tune-5817-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/session/waltz/Waltz_Hebridean.abc

Error exit status 256; here are some files to check:
[P=get.cgi V=1/1 B=0 scale=0.65 512x512 PNG]
filesizedescription
Coll_58171.log 285167 Log file, useful mostly for debugging
Form_58175.log 952 Log file, useful mostly for debugging
Tune-5817-Waltz_Hebridean.abc 1615 ABC music file with the extracted tune(s)
Tune-5817-Waltz_Hebridean.ps 45482 PostScript
Tune-5817-Waltz_Hebridean.txt 1615 Plain-text file with the extracted tune(s)
Tune-5817-get.log 6598 Log file, useful mostly for debugging
These files should be available for 24 hours.