pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-9447-KR28_C.ps) >>/Users/jc/w/tmp/Tune-9447-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/KC/KR28_C.abc

Error exit status 256; here are some files to check:
[P=tuneget V=1/1 B=0 scale=0.70 512x512 PNG]
filesizedescription
Form_94479.log 967 Log file, useful mostly for debugging
Tune-9447-KR28_C.abc 1614 ABC music file with the extracted tune(s)
Tune-9447-KR28_C.ps 50728 PostScript
Tune-9447-KR28_C.txt 1614 Plain-text file with the extracted tune(s)
Tune-9447-get.log 4417 Log file, useful mostly for debugging
Tune-94470-get.log 4458 Log file, useful mostly for debugging
Tune-94471-get.log 8330 Log file, useful mostly for debugging
Tune-94472-get.log 301779 Log file, useful mostly for debugging
Tune-94473-get.log 9208 Log file, useful mostly for debugging
Tune-94474-get.log 2621 Log file, useful mostly for debugging
Tune-94475-get.log 5220 Log file, useful mostly for debugging
Tune-94477-get.log 3106 Log file, useful mostly for debugging
Tune-94478-get.log 8784 Log file, useful mostly for debugging
Tune-94479-MissCathrineChalmers.abc 522 ABC music file with the extracted tune(s)
Tune-94479-MissCathrineChalmers.gif 0 Graphics Interchange Format, the proprietary scan-line picture format
Tune-94479-MissCathrineChalmers.ps 35551 PostScript
Tune-94479-MissCathrineChalmers.txt 522 Plain-text file with the extracted tune(s)
Tune-94479-get.log 5441 Log file, useful mostly for debugging
These files should be available for 24 hours.