pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-73515-041.ps) >>/Users/jc/w/tmp/Tune-73515-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/MichaelDabney/12Minuets12Dances/041=Minuet-V2.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-73515-041.abc 1112 ABC music file with the extracted tune(s)
Tune-73515-041.ps 36075 PostScript
Tune-73515-041.txt 1112 Plain-text file with the extracted tune(s)
Tune-73515-Wilson_Harmony_4NCD_1812_V1.abc 165 ABC music file with the extracted tune(s)
Tune-73515-Wilson_Harmony_4NCD_1812_V1.ps 6 PostScript
Tune-73515-Wilson_Harmony_4NCD_1812_V1.txt 165 Plain-text file with the extracted tune(s)
Tune-73515-get.log 8848 Log file, useful mostly for debugging
These files should be available for 24 hours.