pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-6038-16101-Ury_Water_The.ps) >>/Users/jc/w/tmp/Tune-6038-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/SCD/Book16/16101-Ury_Water_The.abc

Error exit status 256; here are some files to check:
[P=get.cgi V=1/1 B=0 scale=0.60 512x512 PNG]
filesizedescription
Coll_6038.log 263379 Log file, useful mostly for debugging
Tune-6038-16101-Ury_Water_The.abc 605 ABC music file with the extracted tune(s)
Tune-6038-16101-Ury_Water_The.ps 38132 PostScript
Tune-6038-16101-Ury_Water_The.txt 605 Plain-text file with the extracted tune(s)
Tune-6038-get.log 4534 Log file, useful mostly for debugging
These files should be available for 24 hours.