pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-7124-16__1-Soldiers_Dance-1.ps) >>/Users/jc/w/tmp/Tune-7124-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/SCD/Book16/16__1-Soldiers_Dance-1.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
Form_71246.log 901 Log file, useful mostly for debugging
Tune-7124-16__1-Soldiers_Dance-1.abc 492 ABC music file with the extracted tune(s)
Tune-7124-16__1-Soldiers_Dance-1.ps 34665 PostScript
Tune-7124-16__1-Soldiers_Dance-1.txt 492 Plain-text file with the extracted tune(s)
Tune-7124-get.log 5009 Log file, useful mostly for debugging
Tune-71242-get.log 3437 Log file, useful mostly for debugging
Tune-71248-get.log 1807091 Log file, useful mostly for debugging
These files should be available for 24 hours.