pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-33445-10981_Farewill_to_Whisky.ps) >>/Users/jc/w/tmp/Tune-33445-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/ERM/10981_Farewill_to_Whisky.abc

Error exit status 256; here are some files to check:
[get.cgi V=1/1 B=0 scale=0.55 512x512 PNG]
filesizedescription
Tune-33445-10981_Farewill_to_Whisky.abc 673 ABC music file with the extracted tune(s)
Tune-33445-10981_Farewill_to_Whisky.ps 38263 PostScript
Tune-33445-10981_Farewill_to_Whisky.txt 673 Plain-text file with the extracted tune(s)
Tune-33445-get.log 4704 Log file, useful mostly for debugging
These files should be available for 24 hours.