pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-604-WiseMaid_D_4.ps) >>/Users/jc/w/tmp/Tune-604-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/abc/Contra/reel/WiseMaid_D_4.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_6044.log 923 Log file, useful mostly for debugging
Tune-604-WiseMaid_D_4.abc 559 ABC music file with the extracted tune(s)
Tune-604-WiseMaid_D_4.ps 36026 PostScript
Tune-604-WiseMaid_D_4.txt 559 Plain-text file with the extracted tune(s)
Tune-604-get.log 4822 Log file, useful mostly for debugging
Tune-6045-get.log 3063 Log file, useful mostly for debugging
Tune-60467-get.log 4506 Log file, useful mostly for debugging
These files should be available for 24 hours.