pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-8393-080_Tiagharna_Mhaighe-co.ps) >>/Users/jc/w/tmp/Tune-8393-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/HibernianMuse/080_Tiagharna_Mhaighe-co.abc

Error exit status 256; here are some files to check:
[get.cgi V=1/1 B=0 scale=0.55 512x512 PNG]
filesizedescription
Find_83939.log 1543 Log file, useful mostly for debugging
Form_83935.log 1792 Log file, useful mostly for debugging
Form_83939.log 831 Log file, useful mostly for debugging
Tune-8393-080_Tiagharna_Mhaighe-co.abc 912 ABC music file with the extracted tune(s)
Tune-8393-080_Tiagharna_Mhaighe-co.ps 39157 PostScript
Tune-8393-080_Tiagharna_Mhaighe-co.txt 912 Plain-text file with the extracted tune(s)
Tune-8393-get.log 4772 Log file, useful mostly for debugging
Tune-83933-get.log 5302 Log file, useful mostly for debugging
Tune-83935-get.log 7682 Log file, useful mostly for debugging
These files should be available for 24 hours.