pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-8358-10451_CLASPERS_HORNPIPE.ps) >>/Users/jc/w/tmp/Tune-8358-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/Kohlers/10451_CLASPERS_HORNPIPE.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_83581.log 270282 Log file, useful mostly for debugging
Coll_83587.log 2297350 Log file, useful mostly for debugging
Form_83585.log 956 Log file, useful mostly for debugging
Form_83588.log 841 Log file, useful mostly for debugging
Tune-8358-10451_CLASPERS_HORNPIPE.abc 573 ABC music file with the extracted tune(s)
Tune-8358-10451_CLASPERS_HORNPIPE.ps 35669 PostScript
Tune-8358-10451_CLASPERS_HORNPIPE.txt 573 Plain-text file with the extracted tune(s)
Tune-8358-get.log 4741 Log file, useful mostly for debugging
Tune-83580-get.log 8482 Log file, useful mostly for debugging
Tune-83584-get.log 3796 Log file, useful mostly for debugging
Tune-83585-get.log 176817 Log file, useful mostly for debugging
These files should be available for 24 hours.