pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-1424-Book39.ps) >>/Users/jc/w/tmp/Tune-1424-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/SCD/Book39.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_1424.log 145227 Log file, useful mostly for debugging
Coll_14240.log 256329 Log file, useful mostly for debugging
Find_14247.log 1397 Log file, useful mostly for debugging
Form_1424.log 895 Log file, useful mostly for debugging
Tune-1424-Book39.abc 513 ABC music file with the extracted tune(s)
Tune-1424-Book39.ps 35909 PostScript
Tune-1424-Book39.txt 513 Plain-text file with the extracted tune(s)
Tune-1424-get.log 4240 Log file, useful mostly for debugging
Tune-14242-get.log 5432 Log file, useful mostly for debugging
Tune-14243-get.log 1052461 Log file, useful mostly for debugging
These files should be available for 24 hours.