pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-72049-11192_Richers_Hornpipe.ps) >>/Users/jc/w/tmp/Tune-72049-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/ERM/11192_Richers_Hornpipe.abc

Error exit status 256; here are some files to check:
[get.cgi V=1/1 B=0 scale=0.55 512x512 PNG]
filesizedescription
Tune-72049-11192_Richers_Hornpipe.abc 550 ABC music file with the extracted tune(s)
Tune-72049-11192_Richers_Hornpipe.ps 34854 PostScript
Tune-72049-11192_Richers_Hornpipe.txt 550 Plain-text file with the extracted tune(s)
Tune-72049-get.log 7986 Log file, useful mostly for debugging
Tune-72049-x1-001.svg 669 Scalable Vector Graphics format
Tune-72049-x1.abc 150 ABC music file with the extracted tune(s)
Tune-72049-x1.txt 150 Plain-text file with the extracted tune(s)
These files should be available for 24 hours.