pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-47481-Pipe_Major_Donald_MacLean_Of_Lewis_1.ps) >>/Users/jc/w/tmp/Tune-47481-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/abc/mirror/corneymusers/Pipe_Major_Donald_MacLean_Of_Lewis_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-47481-Pipe_Major_Donald_MacLean_Of_Lewis_1.abc 1157 ABC music file with the extracted tune(s)
Tune-47481-Pipe_Major_Donald_MacLean_Of_Lewis_1.ps 51438 PostScript
Tune-47481-Pipe_Major_Donald_MacLean_Of_Lewis_1.txt 1157 Plain-text file with the extracted tune(s)
Tune-47481-get.log 5088 Log file, useful mostly for debugging
These files should be available for 24 hours.