pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-5911-1263_John_Roy_Stewart.ps) >>/Users/jc/w/tmp/Tune-5911-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/Gow/CR/1263_John_Roy_Stewart.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_59113.log 1259400 Log file, useful mostly for debugging
Tune-5911-1263_John_Roy_Stewart.abc 866 ABC music file with the extracted tune(s)
Tune-5911-1263_John_Roy_Stewart.ps 37999 PostScript
Tune-5911-1263_John_Roy_Stewart.txt 866 Plain-text file with the extracted tune(s)
Tune-5911-get.log 4684 Log file, useful mostly for debugging
Tune-59112-get.log 3869 Log file, useful mostly for debugging
Tune-59117-get.log 81816 Log file, useful mostly for debugging
These files should be available for 24 hours.