pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-6106-10641_Brittanias_Sons_at_Sea.ps) >>/Users/jc/w/tmp/Tune-6106-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/MoF/10641_Brittanias_Sons_at_Sea.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_61062.log 67694 Log file, useful mostly for debugging
Coll_61063.log 62564 Log file, useful mostly for debugging
Coll_61064.log 325283 Log file, useful mostly for debugging
Coll_61067.log 344215 Log file, useful mostly for debugging
Form_61060.log 2361 Log file, useful mostly for debugging
Form_61064.log 759 Log file, useful mostly for debugging
Form_61067.log 721 Log file, useful mostly for debugging
Form_61068.log 762 Log file, useful mostly for debugging
Tune-6106-10641_Brittanias_Sons_at_Sea.abc 2467 ABC music file with the extracted tune(s)
Tune-6106-10641_Brittanias_Sons_at_Sea.ps 44054 PostScript
Tune-6106-10641_Brittanias_Sons_at_Sea.txt 2467 Plain-text file with the extracted tune(s)
Tune-6106-get.log 9843 Log file, useful mostly for debugging
Tune-61066-Baty.abc 0 ABC music file with the extracted tune(s)
Tune-61066-Baty.ps 0 PostScript
Tune-61066-Baty.txt 0 Plain-text file with the extracted tune(s)
Tune-61066-get.log 8168 Log file, useful mostly for debugging
Tune-61069-get.log 4891 Log file, useful mostly for debugging
These files should be available for 24 hours.