pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-8426-Cobbler_There_Was_.ps) >>/Users/jc/w/tmp/Tune-8426-get.log 2>&1" returned status 256
http://tunearch.org/wiki/Cobbler_There_Was_(A)

Error exit status 256; here are some files to check:
[P=get.cgi V=1/1 B=0 scale=0.60 512x512 PNG]
filesizedescription
Tune-8426-Cobbler_There_Was_.abc 223 ABC music file with the extracted tune(s)
Tune-8426-Cobbler_There_Was_.ps 33111 PostScript
Tune-8426-Cobbler_There_Was_.txt 223 Plain-text file with the extracted tune(s)
Tune-8426-get.log 4343 Log file, useful mostly for debugging
Tune-84268-Aird-v3.abc 371 ABC music file with the extracted tune(s)
Tune-84268-Aird-v3.gif 0 Graphics Interchange Format, the proprietary scan-line picture format
Tune-84268-Aird-v3.ps 35477 PostScript
Tune-84268-Aird-v3.txt 371 Plain-text file with the extracted tune(s)
Tune-84268-get.log 5099 Log file, useful mostly for debugging
These files should be available for 24 hours.