pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-9136-MayYarkersStrathspey_G.ps) >>/Users/jc/w/tmp/Tune-9136-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/SCD/misc/MayYarkersStrathspey_G.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
Form_9136.log 748 Log file, useful mostly for debugging
Form_91365.log 788 Log file, useful mostly for debugging
Tune-9136-MayYarkersStrathspey_G.abc 637 ABC music file with the extracted tune(s)
Tune-9136-MayYarkersStrathspey_G.ps 40185 PostScript
Tune-9136-MayYarkersStrathspey_G.txt 637 Plain-text file with the extracted tune(s)
Tune-9136-get.log 7652 Log file, useful mostly for debugging
Tune-91363-get.log 85314 Log file, useful mostly for debugging
Tune-91364-get.log 1394 Log file, useful mostly for debugging
Tune-91365-get.log 3606 Log file, useful mostly for debugging
Tune-91368-get.log 3081 Log file, useful mostly for debugging
These files should be available for 24 hours.