pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-24207-063_Hessian_Grenadiers_march.ps) >>/Users/jc/w/tmp/Tune-24207-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/JohnTreat/GftF/063_Hessian_Grenadiers_march.abc

Error exit status 256; here are some files to check:
[get.cgi V=1/1 B=0 scale=0.65 512x512 PNG]
filesizedescription
Form_24207.log 972 Log file, useful mostly for debugging
Tune-24207-063_Hessian_Grenadiers_march.abc 647 ABC music file with the extracted tune(s)
Tune-24207-063_Hessian_Grenadiers_march.ps 34352 PostScript
Tune-24207-063_Hessian_Grenadiers_march.txt 647 Plain-text file with the extracted tune(s)
Tune-24207-get.log 4908 Log file, useful mostly for debugging
These files should be available for 24 hours.