pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-2216-211_the_Russian_Dance.ps) >>/Users/jc/w/tmp/Tune-2216-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/WilliamCampbell/10thBook/211_the_Russian_Dance.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_22161.log 292760 Log file, useful mostly for debugging
Coll_22166.log 1127840 Log file, useful mostly for debugging
Tune-2216-211_the_Russian_Dance.abc 1481 ABC music file with the extracted tune(s)
Tune-2216-211_the_Russian_Dance.ps 42770 PostScript
Tune-2216-211_the_Russian_Dance.txt 1481 Plain-text file with the extracted tune(s)
Tune-2216-get.log 4791 Log file, useful mostly for debugging
Tune-22163-get.log 4167 Log file, useful mostly for debugging
Tune-22167-get.log 6416 Log file, useful mostly for debugging
These files should be available for 24 hours.