pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-8642-Pols_Bingsjo1.ps) >>/Users/jc/w/tmp/Tune-8642-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/scand/Pols_Bingsjo1.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_8642.log 815420 Log file, useful mostly for debugging
Form_86429.log 1110 Log file, useful mostly for debugging
Tune-8642-Pols_Bingsjo1.abc 2266 ABC music file with the extracted tune(s)
Tune-8642-Pols_Bingsjo1.ps 55030 PostScript
Tune-8642-Pols_Bingsjo1.txt 2266 Plain-text file with the extracted tune(s)
Tune-8642-get.log 4448 Log file, useful mostly for debugging
Tune-86420-get.log 3588 Log file, useful mostly for debugging
Tune-86421-get.log 3813 Log file, useful mostly for debugging
Tune-86426-get.log 5027 Log file, useful mostly for debugging
Tune-86429-get.log 4147 Log file, useful mostly for debugging
These files should be available for 24 hours.