pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-14426-king_george_iv_2.ps) >>/Users/jc/w/tmp/Tune-14426-get.log 2>&1" returned status 256
http://www.piper-frank.de/tunebook/trad/abc/king_george_iv_2.txt

Error exit status 256; here are some files to check:
[P=get.cgi V=1/1 B=0 scale=0.60 512x512 PNG]
filesizedescription
Form_14426.log 1679 Log file, useful mostly for debugging
Tune-14426-get.log 4521 Log file, useful mostly for debugging
Tune-14426-king_george_iv_2.abc 2226 ABC music file with the extracted tune(s)
Tune-14426-king_george_iv_2.ps 40398 PostScript
Tune-14426-king_george_iv_2.txt 2226 Plain-text file with the extracted tune(s)
These files should be available for 24 hours.