pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-7834-Polka11.ps) >>/Users/jc/w/tmp/Tune-7834-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/abc/Scand/Polka11.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
Tune-7834-Polka11.abc 657 ABC music file with the extracted tune(s)
Tune-7834-Polka11.ps 38203 PostScript
Tune-7834-Polka11.txt 657 Plain-text file with the extracted tune(s)
Tune-7834-get.log 4962 Log file, useful mostly for debugging
Tune-78346-Hambo01.abc 650 ABC music file with the extracted tune(s)
Tune-78346-Hambo01.gif 0 Graphics Interchange Format, the proprietary scan-line picture format
Tune-78346-Hambo01.ps 37218 PostScript
Tune-78346-Hambo01.txt 650 Plain-text file with the extracted tune(s)
Tune-78346-get.log 6317 Log file, useful mostly for debugging
These files should be available for 24 hours.