pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-77826-433.ps) >>/Users/jc/w/tmp/Tune-77826-get.log 2>&1" returned status 256
http://www.thisoldtractor.com/guzzi007/Scottish_Tome/st_abc/433.0_Whistling_Rufus.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
Tune-77826-433.abc 563 ABC music file with the extracted tune(s)
Tune-77826-433.ps 39371 PostScript
Tune-77826-433.txt 563 Plain-text file with the extracted tune(s)
Tune-77826-get.log 4400 Log file, useful mostly for debugging
These files should be available for 24 hours.