pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-7489-A_Rovin.ps) >>/Users/jc/w/tmp/Tune-7489-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/england/A_Rovin.abc

Error exit status 256; here are some files to check:
[P=tuneget V=1/1 B=0 scale=0.70 512x512 PNG]
filesizedescription
Coll_74891.log 94716 Log file, useful mostly for debugging
Coll_74895.log 287140 Log file, useful mostly for debugging
Coll_74896.log 282925 Log file, useful mostly for debugging
Coll_74898.log 264660 Log file, useful mostly for debugging
Tune-7489-A_Rovin.abc 1023 ABC music file with the extracted tune(s)
Tune-7489-A_Rovin.ps 40418 PostScript
Tune-7489-A_Rovin.txt 1023 Plain-text file with the extracted tune(s)
Tune-7489-get.log 4262 Log file, useful mostly for debugging
Tune-74890-get.log 5686 Log file, useful mostly for debugging
Tune-74897-get.log 4040 Log file, useful mostly for debugging
Tune-74899-get.log 1407 Log file, useful mostly for debugging
These files should be available for 24 hours.