pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-1306-30252_Tylers_March.ps) >>/Users/jc/w/tmp/Tune-1306-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/EliasHowe/MusiciansCompanionP3/30252_Tylers_March.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_1306.log 264661 Log file, useful mostly for debugging
Coll_13068.log 261851 Log file, useful mostly for debugging
Tune-1306-30252_Tylers_March.abc 794 ABC music file with the extracted tune(s)
Tune-1306-30252_Tylers_March.ps 35928 PostScript
Tune-1306-30252_Tylers_March.txt 794 Plain-text file with the extracted tune(s)
Tune-1306-get.log 4765 Log file, useful mostly for debugging
Tune-13060-get.log 2984 Log file, useful mostly for debugging
Tune-13063-get.log 3520 Log file, useful mostly for debugging
Tune-13065-get.log 3740 Log file, useful mostly for debugging
Tune-13066-all.abc 163 ABC music file with the extracted tune(s)
Tune-13066-all.ps 6 PostScript
Tune-13066-all.txt 163 Plain-text file with the extracted tune(s)
Tune-13066-get.log 4055 Log file, useful mostly for debugging
These files should be available for 24 hours.