pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-8494-012_Royal_Prince_Frederick.ps) >>/Users/jc/w/tmp/Tune-8494-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/DftY/1765/Thompson/012_Royal_Prince_Frederick.abc

Error exit status 256; here are some files to check:
[get.cgi V=1/1 B=0 scale=0.65 512x512 PNG]
filesizedescription
Tune-8494-012_Royal_Prince_Frederick.abc 920 ABC music file with the extracted tune(s)
Tune-8494-012_Royal_Prince_Frederick.ps 34328 PostScript
Tune-8494-012_Royal_Prince_Frederick.txt 920 Plain-text file with the extracted tune(s)
Tune-8494-get.log 10652 Log file, useful mostly for debugging
Tune-84940-get.log 8388 Log file, useful mostly for debugging
Tune-84942-get.log 4778 Log file, useful mostly for debugging
Tune-84944-get.log 5453 Log file, useful mostly for debugging
Tune-84945-get.log 1993 Log file, useful mostly for debugging
Tune-84948-get.log 9999 Log file, useful mostly for debugging
Tune-84949-get.log 5453 Log file, useful mostly for debugging
These files should be available for 24 hours.