pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-7723-Little_Burnt_Potato_1_RJ.ps) >>/Users/jc/w/tmp/Tune-7723-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/RJ/jig/Little_Burnt_Potato_1_RJ.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_77230.log 819 Log file, useful mostly for debugging
Form_77239.log 501 Log file, useful mostly for debugging
Tune-7723-Little_Burnt_Potato_1_RJ.abc 433 ABC music file with the extracted tune(s)
Tune-7723-Little_Burnt_Potato_1_RJ.ps 35561 PostScript
Tune-7723-Little_Burnt_Potato_1_RJ.txt 433 Plain-text file with the extracted tune(s)
Tune-7723-get.log 5162 Log file, useful mostly for debugging
Tune-77231-get.log 3091 Log file, useful mostly for debugging
Tune-77236-Captain_OKane-G-16-4.abc 615 ABC music file with the extracted tune(s)
Tune-77236-Captain_OKane-G-16-4.txt 615 Plain-text file with the extracted tune(s)
Tune-77236-get.log 3642 Log file, useful mostly for debugging
These files should be available for 24 hours.