pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-3250-HedeP.ps) >>/Users/jc/w/tmp/Tune-3250-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/scand/HedeP.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_32505.log 254826 Log file, useful mostly for debugging
Coll_32506.log 886589 Log file, useful mostly for debugging
Form_32502.log 822 Log file, useful mostly for debugging
Form_32503.log 904 Log file, useful mostly for debugging
Form_32505.log 1142 Log file, useful mostly for debugging
Tune-3250-HedeP.abc 912 ABC music file with the extracted tune(s)
Tune-3250-HedeP.ps 41931 PostScript
Tune-3250-HedeP.txt 912 Plain-text file with the extracted tune(s)
Tune-3250-get.log 4206 Log file, useful mostly for debugging
Tune-32502-get.log 5858 Log file, useful mostly for debugging
Tune-32505-get.log 48899 Log file, useful mostly for debugging
Tune-32507-get.log 171279 Log file, useful mostly for debugging
Tune-32508-get.log 3560 Log file, useful mostly for debugging
Tune-32509-get.log 1434 Log file, useful mostly for debugging
These files should be available for 24 hours.