pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-58214-11102_Sir_Watkin_William_Wynne.ps) >>/Users/jc/w/tmp/Tune-58214-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/ERM/11102_Sir_Watkin_William_Wynne.abc

Error exit status 256; here are some files to check:

[get.cgi V=1/1 B=0 scale=0.55 512x512 PNG]
filesizedescription
Coll_58214.log 841235 Log file, useful mostly for debugging
Tune-58214-11102_Sir_Watkin_William_Wynne.abc 645 ABC music file with the extracted tune(s)
Tune-58214-11102_Sir_Watkin_William_Wynne.ps 36510 PostScript
Tune-58214-11102_Sir_Watkin_William_Wynne.txt 645 Plain-text file with the extracted tune(s)
Tune-58214-get.log 4864 Log file, useful mostly for debugging
These files should be available for 24 hours.