pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-38218-10511_Old_Towler.ps) >>/Users/jc/w/tmp/Tune-38218-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/ERM/10511_Old_Towler.abc

Error exit status 256; here are some files to check:
[get.cgi V=1/1 B=0 scale=0.55 512x512 PNG]
filesizedescription
Form_38218.log 832 Log file, useful mostly for debugging
Tune-38218-10511_Old_Towler.abc 885 ABC music file with the extracted tune(s)
Tune-38218-10511_Old_Towler.ps 38869 PostScript
Tune-38218-10511_Old_Towler.txt 885 Plain-text file with the extracted tune(s)
Tune-38218-get.log 4482 Log file, useful mostly for debugging
These files should be available for 24 hours.