pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-18462-P-waltz.ps) >>/Users/jc/w/tmp/Tune-18462-get.log 2>&1" returned status 256
http://www.thisoldtractor.com/guzzi007/Scottish_Tome/P-waltz.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_18462.log 64994 Log file, useful mostly for debugging
Form_18462.log 762 Log file, useful mostly for debugging
Tune-18462-P-waltz.abc 564 ABC music file with the extracted tune(s)
Tune-18462-P-waltz.ps 36502 PostScript
Tune-18462-P-waltz.txt 564 Plain-text file with the extracted tune(s)
Tune-18462-get.log 7450 Log file, useful mostly for debugging
These files should be available for 24 hours.