pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-84774-Marie_Provan.ps) >>/Users/jc/w/tmp/Tune-84774-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/OriginallyMine/Marie_Provan.abc

Error exit status 256; here are some files to check:
[get.cgi V=1/1 B=0 scale=0.65 512x512 PNG]
filesizedescription
Form_84774.log 831 Log file, useful mostly for debugging
Tune-84774-Marie_Provan.abc 955 ABC music file with the extracted tune(s)
Tune-84774-Marie_Provan.ps 39348 PostScript
Tune-84774-Marie_Provan.txt 955 Plain-text file with the extracted tune(s)
Tune-84774-get.log 4481 Log file, useful mostly for debugging
These files should be available for 24 hours.