pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-41396-2035_Round_O.ps) >>/Users/jc/w/tmp/Tune-41396-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/Playford/AB/2035_Round_O.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-41396-0733_MANCHESTER_STRATHSPEY.abc 827 ABC music file with the extracted tune(s)
Tune-41396-0733_MANCHESTER_STRATHSPEY.ps 38526 PostScript
Tune-41396-0733_MANCHESTER_STRATHSPEY.txt 827 Plain-text file with the extracted tune(s)
Tune-41396-2035_Round_O.abc 501 ABC music file with the extracted tune(s)
Tune-41396-2035_Round_O.ps 33095 PostScript
Tune-41396-2035_Round_O.txt 501 Plain-text file with the extracted tune(s)
Tune-41396-get.log 9407 Log file, useful mostly for debugging
These files should be available for 24 hours.