pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-4675-BessieBell_MaryGray_D.ps) >>/Users/jc/w/tmp/Tune-4675-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/abc/Scotland/jig/BessieBell_MaryGray_D.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
Form_46752.log 727 Log file, useful mostly for debugging
Form_46754.log 771 Log file, useful mostly for debugging
Form_46758.log 1536 Log file, useful mostly for debugging
Tune-4675-BessieBell_MaryGray_D.abc 467 ABC music file with the extracted tune(s)
Tune-4675-BessieBell_MaryGray_D.ps 34751 PostScript
Tune-4675-BessieBell_MaryGray_D.txt 467 Plain-text file with the extracted tune(s)
Tune-4675-get.log 4490 Log file, useful mostly for debugging
Tune-46752-get.log 2909 Log file, useful mostly for debugging
Tune-46756-get.log 2992 Log file, useful mostly for debugging
Tune-46759-get.log 2768 Log file, useful mostly for debugging
These files should be available for 24 hours.