pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-84789-Drowsy_Maggie_1-Em-16-2.ps) >>/Users/jc/w/tmp/Tune-84789-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/abc/Scotland/reel/Drowsy_Maggie_1-Em-16-2.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
Tune-84789-Drowsy_Maggie_1-Em-16-2.abc 391 ABC music file with the extracted tune(s)
Tune-84789-Drowsy_Maggie_1-Em-16-2.ps 33899 PostScript
Tune-84789-Drowsy_Maggie_1-Em-16-2.txt 391 Plain-text file with the extracted tune(s)
Tune-84789-get.log 4779 Log file, useful mostly for debugging
These files should be available for 24 hours.