pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-2810-Norman_and_Helen_Robson_D.ps) >>/Users/jc/w/tmp/Tune-2810-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/OriginallyMine/Norman_and_Helen_Robson_D.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_28107.log 914021 Log file, useful mostly for debugging
Coll_28109.log 455610 Log file, useful mostly for debugging
Form_2810.log 1049 Log file, useful mostly for debugging
Form_28100.log 889 Log file, useful mostly for debugging
Form_28101.log 1907 Log file, useful mostly for debugging
Form_28105.log 899 Log file, useful mostly for debugging
Tune-2810-Norman_and_Helen_Robson_D.abc 730 ABC music file with the extracted tune(s)
Tune-2810-Norman_and_Helen_Robson_D.ps 39814 PostScript
Tune-2810-Norman_and_Helen_Robson_D.txt 730 Plain-text file with the extracted tune(s)
Tune-2810-get.log 4805 Log file, useful mostly for debugging
Tune-28100-get.log 76430 Log file, useful mostly for debugging
These files should be available for 24 hours.