pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-9033-Kohlers1.ps) >>/Users/jc/w/tmp/Tune-9033-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/Kohlers/Kohlers1.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_90330.log 65534 Log file, useful mostly for debugging
Form_90334.log 723 Log file, useful mostly for debugging
Form_90337.log 737 Log file, useful mostly for debugging
Form_90338.log 761 Log file, useful mostly for debugging
Tune-9033-Kohlers1.abc 0 ABC music file with the extracted tune(s)
Tune-9033-Kohlers1.ps 0 PostScript
Tune-9033-Kohlers1.txt 0 Plain-text file with the extracted tune(s)
Tune-9033-get.log 16384 Log file, useful mostly for debugging
Tune-90331-get.log 2939 Log file, useful mostly for debugging
Tune-90333-get.log 1384 Log file, useful mostly for debugging
Tune-90336-get.log 11835 Log file, useful mostly for debugging
These files should be available for 24 hours.