pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-4871-Lakes_of_Ponchartrain.ps) >>/Users/jc/w/tmp/Tune-4871-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/abc/waltz/Lakes_of_Ponchartrain.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_48710.log 787 Log file, useful mostly for debugging
Form_48719.log 777 Log file, useful mostly for debugging
Tune-4871-Lakes_of_Ponchartrain.abc 425 ABC music file with the extracted tune(s)
Tune-4871-Lakes_of_Ponchartrain.ps 34413 PostScript
Tune-4871-Lakes_of_Ponchartrain.txt 425 Plain-text file with the extracted tune(s)
Tune-4871-get.log 4911 Log file, useful mostly for debugging
Tune-48717-get.log 4266 Log file, useful mostly for debugging
Tune-48718-get.log 3778 Log file, useful mostly for debugging
These files should be available for 24 hours.