pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-2719-ng-jigs.ps) >>/Users/jc/w/tmp/Tune-2719-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/abc/mirror/polyglot.lss.wisc.edu/ng-jigs.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_27191.log 787 Log file, useful mostly for debugging
Form_27192.log 838 Log file, useful mostly for debugging
Form_27199.log 736 Log file, useful mostly for debugging
Tune-2719-get.log 4322 Log file, useful mostly for debugging
Tune-2719-ng-jigs.abc 297 ABC music file with the extracted tune(s)
Tune-2719-ng-jigs.ps 34476 PostScript
Tune-2719-ng-jigs.txt 297 Plain-text file with the extracted tune(s)
Tune-27191-get.log 3729 Log file, useful mostly for debugging
Tune-27193-get.log 86182 Log file, useful mostly for debugging
Tune-27195-get.log 3890 Log file, useful mostly for debugging
Tune-27196-get.log 4035 Log file, useful mostly for debugging
Tune-27197-get.log 5438 Log file, useful mostly for debugging
These files should be available for 24 hours.