pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-925-232_LeiutColIbbetsonsQuickMarch.ps) >>/Users/jc/w/tmp/Tune-925-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/AbrahamMackintosh/232_LeiutColIbbetsonsQuickMarch.abc

Error exit status 256; here are some files to check:
[get.cgi V=1/1 B=0 scale=0.55 512x512 PNG]
filesizedescription
Coll_9251.log 473809 Log file, useful mostly for debugging
Coll_92512.log 444409 Log file, useful mostly for debugging
Coll_92514.log 459809 Log file, useful mostly for debugging
Coll_92518.log 461209 Log file, useful mostly for debugging
Coll_92524.log 464008 Log file, useful mostly for debugging
Coll_92537.log 455610 Log file, useful mostly for debugging
Coll_92544.log 451411 Log file, useful mostly for debugging
Coll_92546.log 466810 Log file, useful mostly for debugging
Coll_92549.log 461208 Log file, useful mostly for debugging
Coll_9255.log 458410 Log file, useful mostly for debugging
Coll_92558.log 451410 Log file, useful mostly for debugging
Coll_92560.log 925216 Log file, useful mostly for debugging
Coll_92569.log 464011 Log file, useful mostly for debugging
Coll_92571.log 464010 Log file, useful mostly for debugging
Coll_92583.log 450010 Log file, useful mostly for debugging
Coll_92588.log 471008 Log file, useful mostly for debugging
Coll_92595.log 471008 Log file, useful mostly for debugging
Form_92574.log 954 Log file, useful mostly for debugging
Form_92593.log 996 Log file, useful mostly for debugging
List92525.log 162 Log file, useful mostly for debugging
Tune-925-232_LeiutColIbbetsonsQuickMarch.abc 892 ABC music file with the extracted tune(s)
Tune-925-232_LeiutColIbbetsonsQuickMarch.ps 38692 PostScript
Tune-925-232_LeiutColIbbetsonsQuickMarch.txt 892 Plain-text file with the extracted tune(s)
Tune-925-get.log 5000 Log file, useful mostly for debugging
Tune-92501-get.log 6381 Log file, useful mostly for debugging
Tune-92503-Tune-22476-American_Wake.abc 176 ABC music file with the extracted tune(s)
Tune-92503-Tune-22476-American_Wake.ps 6 PostScript
Tune-92503-Tune-22476-American_Wake.txt 176 Plain-text file with the extracted tune(s)
Tune-92503-get.log 4220 Log file, useful mostly for debugging
Tune-92529-Lucky_Hit.abc 358 ABC music file with the extracted tune(s)
Tune-92529-Lucky_Hit.txt 358 Plain-text file with the extracted tune(s)
Tune-92529-get.log 4744 Log file, useful mostly for debugging
Tune-92533-get.log 4954 Log file, useful mostly for debugging
Tune-92535-get.log 3250 Log file, useful mostly for debugging
Tune-92580-4263_the_Grey_Buck.abc 425 ABC music file with the extracted tune(s)
Tune-92580-4263_the_Grey_Buck.txt 425 Plain-text file with the extracted tune(s)
Tune-92580-get.log 3383 Log file, useful mostly for debugging
Tune-92582-get.log 4734 Log file, useful mostly for debugging
Tune-92599-get.log 5043 Log file, useful mostly for debugging
These files should be available for 24 hours.