pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-54423-10_Bed_Chamber.ps) >>/Users/jc/w/tmp/Tune-54423-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/KittyBridges/1745/10_Bed_Chamber.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_54423.log 264661 Log file, useful mostly for debugging
Form_54423.log 829 Log file, useful mostly for debugging
Tune-54423-10_Bed_Chamber.abc 1141 ABC music file with the extracted tune(s)
Tune-54423-10_Bed_Chamber.ps 35114 PostScript
Tune-54423-10_Bed_Chamber.txt 1141 Plain-text file with the extracted tune(s)
Tune-54423-get.log 4570 Log file, useful mostly for debugging
These files should be available for 24 hours.