pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-5391-McMahonsR.ps) >>/Users/jc/w/tmp/Tune-5391-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/500/McMahonsR.abc

Error exit status 256; here are some files to check:
[P=tuneget V=1/1 B=0 scale=0.70 512x512 PNG]
filesizedescription
Find_53911.log 1415 Log file, useful mostly for debugging
Tune-5391-McMahonsR.abc 414 ABC music file with the extracted tune(s)
Tune-5391-McMahonsR.ps 33993 PostScript
Tune-5391-McMahonsR.txt 414 Plain-text file with the extracted tune(s)
Tune-5391-get.log 4814 Log file, useful mostly for debugging
Tune-53911-get.log 4511 Log file, useful mostly for debugging
Tune-53912-get.log 9579 Log file, useful mostly for debugging
Tune-53913-get.log 5346 Log file, useful mostly for debugging
Tune-53914-get.log 4522 Log file, useful mostly for debugging
Tune-53919-St_Brides_Bells-001.svg 12414 Scalable Vector Graphics format
Tune-53919-St_Brides_Bells.abc 405 ABC music file with the extracted tune(s)
Tune-53919-St_Brides_Bells.txt 405 Plain-text file with the extracted tune(s)
Tune-53919-get.log 4173 Log file, useful mostly for debugging
These files should be available for 24 hours.