pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-51284-Alison_and_Bobbys_Farewell_to_the_Chase.ps) >>/Users/jc/w/tmp/Tune-51284-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/George_Meikle/Alison_and_Bobbys_Farewell_to_the_Chase.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
Find_51284.log 1624 Log file, useful mostly for debugging
Tune-51284-Alison_and_Bobbys_Farewell_to_the_Chase.abc 1604 ABC music file with the extracted tune(s)
Tune-51284-Alison_and_Bobbys_Farewell_to_the_Chase.ps 48548 PostScript
Tune-51284-Alison_and_Bobbys_Farewell_to_the_Chase.txt 1604 Plain-text file with the extracted tune(s)
Tune-51284-get.log 5600 Log file, useful mostly for debugging
These files should be available for 24 hours.