pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-9371-21072-Braes_of_Breadalbane_II-1.ps) >>/Users/jc/w/tmp/Tune-9371-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/SCD/Book21/21072-Braes_of_Breadalbane_II-1.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
Form_93719.log 851 Log file, useful mostly for debugging
Tune-9371-21072-Braes_of_Breadalbane_II-1.abc 504 ABC music file with the extracted tune(s)
Tune-9371-21072-Braes_of_Breadalbane_II-1.ps 37271 PostScript
Tune-9371-21072-Braes_of_Breadalbane_II-1.txt 504 Plain-text file with the extracted tune(s)
Tune-9371-get.log 4984 Log file, useful mostly for debugging
Tune-93711-get.log 3136 Log file, useful mostly for debugging
These files should be available for 24 hours.