pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-6874-Farewell_to_Whiskey.ps) >>/Users/jc/w/tmp/Tune-6874-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/CuzTeahan/SliabhLuachroOnParade/Farewell_to_Whiskey.abc

Error exit status 256; here are some files to check:
[get.cgi V=1/1 B=0 scale=0.55 512x512 PNG]
filesizedescription
Tune-6874-Farewell_to_Whiskey.abc 427 ABC music file with the extracted tune(s)
Tune-6874-Farewell_to_Whiskey.ps 34760 PostScript
Tune-6874-Farewell_to_Whiskey.txt 427 Plain-text file with the extracted tune(s)
Tune-6874-get.log 4805 Log file, useful mostly for debugging
Tune-68742-102_Sutours_of_Selkirk.abc 1421 ABC music file with the extracted tune(s)
Tune-68742-102_Sutours_of_Selkirk.gif 0 Graphics Interchange Format, the proprietary scan-line picture format
Tune-68742-102_Sutours_of_Selkirk.ps 38941 PostScript
Tune-68742-102_Sutours_of_Selkirk.txt 1421 Plain-text file with the extracted tune(s)
Tune-68742-get.log 5507 Log file, useful mostly for debugging
Tune-68743-get.log 13343 Log file, useful mostly for debugging
These files should be available for 24 hours.