pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-619-03_Mosee.ps) >>/Users/jc/w/tmp/Tune-619-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/KittyBridges/1745/03_Mosee.abc

Error exit status 256; here are some files to check:
[get.cgi V=1/1 B=0 scale=0.65 512x512 PNG]
filesizedescription
Coll_61903.log 145453 Log file, useful mostly for debugging
Find_61904.log 1455 Log file, useful mostly for debugging
Form_61920.log 852 Log file, useful mostly for debugging
Form_61930.log 932 Log file, useful mostly for debugging
Form_61939.log 906 Log file, useful mostly for debugging
Form_61993.log 1225 Log file, useful mostly for debugging
Sess-61919.log 304276 Log file, useful mostly for debugging
Tune-619-03_Mosee.abc 946 ABC music file with the extracted tune(s)
Tune-619-03_Mosee.ps 34592 PostScript
Tune-619-03_Mosee.txt 946 Plain-text file with the extracted tune(s)
Tune-619-get.log 4361 Log file, useful mostly for debugging
Tune-61902-get.log 1388 Log file, useful mostly for debugging
Tune-61908-get.log 1388 Log file, useful mostly for debugging
Tune-61912-get.log 1388 Log file, useful mostly for debugging
Tune-61913-get.log 6237 Log file, useful mostly for debugging
Tune-61916-get.log 1388 Log file, useful mostly for debugging
Tune-61922-get.log 1388 Log file, useful mostly for debugging
Tune-61926-get.log 1388 Log file, useful mostly for debugging
Tune-61932-get.log 1388 Log file, useful mostly for debugging
Tune-61940-get.log 1388 Log file, useful mostly for debugging
Tune-61944-get.log 1388 Log file, useful mostly for debugging
Tune-61947-get.log 3860 Log file, useful mostly for debugging
Tune-61950-get.log 1388 Log file, useful mostly for debugging
Tune-61954-get.log 1388 Log file, useful mostly for debugging
Tune-61957-get.log 6454 Log file, useful mostly for debugging
Tune-61960-get.log 1388 Log file, useful mostly for debugging
Tune-61980-get.log 3661 Log file, useful mostly for debugging
These files should be available for 24 hours.