pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-59802-CotterHoose_F.ps) >>/Users/jc/w/tmp/Tune-59802-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/SCD/Book42/CotterHoose_F.abc

Error exit status 256; here are some files to check:

[P=get.cgi V=1/1 B=0 scale=0.60 512x512 PNG]
filesizedescription
Coll_59802.log 65264 Log file, useful mostly for debugging
Tune-59802-CotterHoose_F.abc 615 ABC music file with the extracted tune(s)
Tune-59802-CotterHoose_F.ps 39448 PostScript
Tune-59802-CotterHoose_F.txt 615 Plain-text file with the extracted tune(s)
Tune-59802-get.log 4248 Log file, useful mostly for debugging
These files should be available for 24 hours.