pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-5109-11361_the_Highland_Laddie.ps) >>/Users/jc/w/tmp/Tune-5109-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/JamesOswald/CPC/CPCvol1/Book01/11361_the_Highland_Laddie.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
Coll_51099.log 62564 Log file, useful mostly for debugging
Form_51097.log 783 Log file, useful mostly for debugging
Tune-5109-11361_the_Highland_Laddie.abc 749 ABC music file with the extracted tune(s)
Tune-5109-11361_the_Highland_Laddie.ps 40888 PostScript
Tune-5109-11361_the_Highland_Laddie.txt 749 Plain-text file with the extracted tune(s)
Tune-5109-get.log 4713 Log file, useful mostly for debugging
These files should be available for 24 hours.