pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-75832-3372_Corimonies_Rant.ps) >>/Users/jc/w/tmp/Tune-75832-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/Gow/CR/3372_Corimonies_Rant.abc

Error exit status 256; here are some files to check:
[get.cgi V=1/1 B=0 scale=0.55 512x512 PNG]
filesizedescription
Coll_75832.log 1281880 Log file, useful mostly for debugging
Form_75832.log 867 Log file, useful mostly for debugging
Tune-75832-3372_Corimonies_Rant.abc 742 ABC music file with the extracted tune(s)
Tune-75832-3372_Corimonies_Rant.ps 37799 PostScript
Tune-75832-3372_Corimonies_Rant.txt 742 Plain-text file with the extracted tune(s)
Tune-75832-get.log 4670 Log file, useful mostly for debugging
These files should be available for 24 hours.