pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-17056-onmi.ps) >>/Users/jc/w/tmp/Tune-17056-get.log 2>&1" returned status 256
http://capeirish.com/webabc/working/source.folders/onmi1850/onmi_airs/onmi.airs_ABC.txt

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_17056.log 142202 Log file, useful mostly for debugging
Tune-17056-get.log 4642 Log file, useful mostly for debugging
Tune-17056-onmi.abc 628 ABC music file with the extracted tune(s)
Tune-17056-onmi.ps 41650 PostScript
Tune-17056-onmi.txt 628 Plain-text file with the extracted tune(s)
These files should be available for 24 hours.