pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-727-11501.ps) >>/Users/jc/w/tmp/Tune-727-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/EliasHowe/MusiciansCompanionP1/11501=Rory_OMore-V2.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_72703.log 1590980 Log file, useful mostly for debugging
Coll_72717.log 1593790 Log file, useful mostly for debugging
Coll_72745.log 1589575 Log file, useful mostly for debugging
Coll_7276.log 152480 Log file, useful mostly for debugging
Coll_72760.log 1582550 Log file, useful mostly for debugging
Coll_72769.log 1523540 Log file, useful mostly for debugging
Coll_72780.log 133130 Log file, useful mostly for debugging
Coll_72787.log 1173695 Log file, useful mostly for debugging
Coll_72793.log 144094 Log file, useful mostly for debugging
Tune-727-11501.abc 2824 ABC music file with the extracted tune(s)
Tune-727-11501.ps 53574 PostScript
Tune-727-11501.txt 2824 Plain-text file with the extracted tune(s)
Tune-727-get.log 4966 Log file, useful mostly for debugging
Tune-72728-get.log 9590 Log file, useful mostly for debugging
Tune-72782-get.log 1424 Log file, useful mostly for debugging
These files should be available for 24 hours.