pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-31696-UreyWater.ps) >>/Users/jc/w/tmp/Tune-31696-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/SCD/misc/UreyWater.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
Find_31696.log 1387 Log file, useful mostly for debugging
Tune-31696-UreyWater.abc 635 ABC music file with the extracted tune(s)
Tune-31696-UreyWater.ps 38749 PostScript
Tune-31696-UreyWater.txt 635 Plain-text file with the extracted tune(s)
Tune-31696-get.log 8374 Log file, useful mostly for debugging
These files should be available for 24 hours.