pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-39897-Paddy_ORafferty_arr_Pipe_Major_A_MacDonald_Scots_Guards_1.ps) >>/Users/jc/w/tmp/Tune-39897-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/abc/mirror/corneymusers/Paddy_ORafferty_arr_Pipe_Major_A_MacDonald_Scots_Guards_1.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
Tune-39897-Paddy_ORafferty_arr_Pipe_Major_A_MacDonald_Scots_Guards_1.abc 739 ABC music file with the extracted tune(s)
Tune-39897-Paddy_ORafferty_arr_Pipe_Major_A_MacDonald_Scots_Guards_1.ps 44725 PostScript
Tune-39897-Paddy_ORafferty_arr_Pipe_Major_A_MacDonald_Scots_Guards_1.txt 739 Plain-text file with the extracted tune(s)
Tune-39897-get.log 5847 Log file, useful mostly for debugging
These files should be available for 24 hours.