pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-15778-Rothesay_Rant.ps) >>/Users/jc/w/tmp/Tune-15778-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/abc/mirror/Colin_Hume/Rothesay_Rant.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_15778.log 881 Log file, useful mostly for debugging
Tune-15778-Rothesay_Rant.abc 710 ABC music file with the extracted tune(s)
Tune-15778-Rothesay_Rant.ps 37171 PostScript
Tune-15778-Rothesay_Rant.txt 710 Plain-text file with the extracted tune(s)
Tune-15778-get.log 7361 Log file, useful mostly for debugging
These files should be available for 24 hours.