pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-6412-1798_Bland_Weller.ps) >>/Users/jc/w/tmp/Tune-6412-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/dfty/1798_Bland_Weller.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_6412.log 472604 Log file, useful mostly for debugging
Coll_64123.log 779933 Log file, useful mostly for debugging
Form_64124.log 829 Log file, useful mostly for debugging
Form_64126.log 869 Log file, useful mostly for debugging
Form_64128.log 863 Log file, useful mostly for debugging
Tune-6412-1798_Bland_Weller.abc 17692 ABC music file with the extracted tune(s)
Tune-6412-1798_Bland_Weller.ps 126653 PostScript
Tune-6412-1798_Bland_Weller.txt 17692 Plain-text file with the extracted tune(s)
Tune-6412-get.log 17831 Log file, useful mostly for debugging
Tune-64123-get.log 3577 Log file, useful mostly for debugging
These files should be available for 24 hours.