pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-22021-573_Queen_of_Harts.ps) >>/Users/jc/w/tmp/Tune-22021-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/JohnTreat/GftF/573_Queen_of_Harts.abc

Error exit status 256; here are some files to check:
[get.cgi V=1/1 B=0 scale=0.65 512x512 PNG]
filesizedescription
Tune-22021-573_Queen_of_Harts.abc 681 ABC music file with the extracted tune(s)
Tune-22021-573_Queen_of_Harts.ps 34453 PostScript
Tune-22021-573_Queen_of_Harts.txt 681 Plain-text file with the extracted tune(s)
Tune-22021-get.log 4637 Log file, useful mostly for debugging
These files should be available for 24 hours.