pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-7666-JeffersonAndLiberty_Am_2.ps) >>/Users/jc/w/tmp/Tune-7666-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/abc/Vintage/jig/JeffersonAndLiberty_Am_2.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
Coll_76669.log 263379 Log file, useful mostly for debugging
Tune-7666-JeffersonAndLiberty_Am_2.abc 615 ABC music file with the extracted tune(s)
Tune-7666-JeffersonAndLiberty_Am_2.ps 34247 PostScript
Tune-7666-JeffersonAndLiberty_Am_2.txt 615 Plain-text file with the extracted tune(s)
Tune-7666-get.log 4520 Log file, useful mostly for debugging
Tune-76662-get.log 19225 Log file, useful mostly for debugging
Tune-76663-get.log 4210 Log file, useful mostly for debugging
These files should be available for 24 hours.