pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-16334-nachtigl_ps.ps) >>/Users/jc/w/tmp/Tune-16334-get.log 2>&1" returned status 256
http://anamnese.online.fr/site2/abc/nachtigl_ps.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_16334.log 777 Log file, useful mostly for debugging
Tune-16334-get.log 4622 Log file, useful mostly for debugging
Tune-16334-nachtigl_ps.abc 222 ABC music file with the extracted tune(s)
Tune-16334-nachtigl_ps.ps 32416 PostScript
Tune-16334-nachtigl_ps.txt 222 Plain-text file with the extracted tune(s)
These files should be available for 24 hours.