pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-66209-20452_Lady_of_the_Lake.ps) >>/Users/jc/w/tmp/Tune-66209-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/ERM/20452_Lady_of_the_Lake.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-66209-20452_Lady_of_the_Lake.abc 557 ABC music file with the extracted tune(s)
Tune-66209-20452_Lady_of_the_Lake.ps 34862 PostScript
Tune-66209-20452_Lady_of_the_Lake.txt 557 Plain-text file with the extracted tune(s)
Tune-66209-22_New_Scotch-measure.abc 705 ABC music file with the extracted tune(s)
Tune-66209-22_New_Scotch-measure.ps 35569 PostScript
Tune-66209-22_New_Scotch-measure.txt 705 Plain-text file with the extracted tune(s)
Tune-66209-get.log 9382 Log file, useful mostly for debugging
These files should be available for 24 hours.