pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-16826-344_Mrs_Farquhars_Strathspey.ps) >>/Users/jc/w/tmp/Tune-16826-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/WilliamChristie/344_Mrs_Farquhars_Strathspey.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-16826-344_Mrs_Farquhars_Strathspey.abc 1051 ABC music file with the extracted tune(s)
Tune-16826-344_Mrs_Farquhars_Strathspey.ps 37886 PostScript
Tune-16826-344_Mrs_Farquhars_Strathspey.txt 1051 Plain-text file with the extracted tune(s)
Tune-16826-all.abc 180 ABC music file with the extracted tune(s)
Tune-16826-all.ps 6 PostScript
Tune-16826-all.txt 180 Plain-text file with the extracted tune(s)
Tune-16826-get.log 8963 Log file, useful mostly for debugging
These files should be available for 24 hours.