pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-9139-AberlourHouse_Bb.ps) >>/Users/jc/w/tmp/Tune-9139-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/abc/strathspey/AberlourHouse_Bb.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
Form_91394.log 833 Log file, useful mostly for debugging
Tune-9139-AberlourHouse_Bb.abc 512 ABC music file with the extracted tune(s)
Tune-9139-AberlourHouse_Bb.ps 37510 PostScript
Tune-9139-AberlourHouse_Bb.txt 512 Plain-text file with the extracted tune(s)
Tune-9139-get.log 4416 Log file, useful mostly for debugging
Tune-91394-get.log 3208 Log file, useful mostly for debugging
Tune-91394-reelsD-G.abc 446 ABC music file with the extracted tune(s)
Tune-91394-reelsD-G.txt 446 Plain-text file with the extracted tune(s)
These files should be available for 24 hours.