pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-7016-JigsDCB.ps) >>/Users/jc/w/tmp/Tune-7016-get.log 2>&1" returned status 256
http://dylo.pagesperso-orange.fr/abc/JigsDCB.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_70169.log 1619 Log file, useful mostly for debugging
Form_70162.log 832 Log file, useful mostly for debugging
Tune-7016-JigsDCB.abc 426 ABC music file with the extracted tune(s)
Tune-7016-JigsDCB.ps 36584 PostScript
Tune-7016-JigsDCB.txt 426 Plain-text file with the extracted tune(s)
Tune-7016-get.log 4179 Log file, useful mostly for debugging
Tune-70161-get.log 1611 Log file, useful mostly for debugging
Tune-70163-get.log 1426 Log file, useful mostly for debugging
Tune-70166-get.log 3086 Log file, useful mostly for debugging
Tune-70169-get.log 3763 Log file, useful mostly for debugging
These files should be available for 24 hours.