pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-4956-MonmouthRambleH.ps) >>/Users/jc/w/tmp/Tune-4956-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/abc/Scotland/MonmouthRambleH.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
Coll_4956.log 251489 Log file, useful mostly for debugging
Coll_49568.log 63644 Log file, useful mostly for debugging
Coll_49569.log 261219 Log file, useful mostly for debugging
Tune-4956-MonmouthRambleH.abc 663 ABC music file with the extracted tune(s)
Tune-4956-MonmouthRambleH.ps 37300 PostScript
Tune-4956-MonmouthRambleH.txt 663 Plain-text file with the extracted tune(s)
Tune-4956-get.log 4456 Log file, useful mostly for debugging
Tune-49560-get.log 5479 Log file, useful mostly for debugging
Tune-49561-get.log 6079 Log file, useful mostly for debugging
Tune-49566-get.log 4084 Log file, useful mostly for debugging
Tune-49567-get.log 2909 Log file, useful mostly for debugging
These files should be available for 24 hours.