pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-3610-m.ps) >>/Users/jc/w/tmp/Tune-3610-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/abc/mirror/atrilcoral.com/m.abc

Error exit status 256; here are some files to check:

[P=get.cgi V=1/1 B=0 scale=0.60 512x512 PNG]
filesizedescription
Coll_36101.log 133768 Log file, useful mostly for debugging
Coll_36103.log 269559 Log file, useful mostly for debugging
Coll_36109.log 280679 Log file, useful mostly for debugging
Form_36101.log 722 Log file, useful mostly for debugging
Form_36107.log 767 Log file, useful mostly for debugging
Sess-36105.log 2000670 Log file, useful mostly for debugging
Tune-3610-get.log 347399 Log file, useful mostly for debugging
Tune-3610-m.abc 552 ABC music file with the extracted tune(s)
Tune-3610-m.ps 37343 PostScript
Tune-3610-m.txt 552 Plain-text file with the extracted tune(s)
Tune-36104-get.log 2702 Log file, useful mostly for debugging
These files should be available for 24 hours.