pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-3433-B14.ps) >>/Users/jc/w/tmp/Tune-3433-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/abc/mirror/AnselmLingnau/sets/B14.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_34331.log 514068 Log file, useful mostly for debugging
Coll_34333.log 144017 Log file, useful mostly for debugging
Coll_34334.log 47 Log file, useful mostly for debugging
Coll_34339.log 130102 Log file, useful mostly for debugging
Form_34335.log 856 Log file, useful mostly for debugging
Form_34336.log 810 Log file, useful mostly for debugging
Tune-3433-B14.abc 369 ABC music file with the extracted tune(s)
Tune-3433-B14.ps 35153 PostScript
Tune-3433-B14.txt 369 Plain-text file with the extracted tune(s)
Tune-3433-get.log 4333 Log file, useful mostly for debugging
These files should be available for 24 hours.