pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-2900-Delaneys_drummers_1.ps) >>/Users/jc/w/tmp/Tune-2900-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/abc/mirror/kirby98.fsnet.co.uk/de/Delaneys_drummers_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
Coll_29008.log 254919 Log file, useful mostly for debugging
Tune-2900-Delaneys_drummers_1.abc 376 ABC music file with the extracted tune(s)
Tune-2900-Delaneys_drummers_1.ps 35588 PostScript
Tune-2900-Delaneys_drummers_1.txt 376 Plain-text file with the extracted tune(s)
Tune-2900-get.log 4624 Log file, useful mostly for debugging
Tune-29001-get.log 6263 Log file, useful mostly for debugging
Tune-29004-get.log 3393 Log file, useful mostly for debugging
Tune-29006-get.log 3360 Log file, useful mostly for debugging
Tune-29008-get.log 3764 Log file, useful mostly for debugging
Tune-29009-get.log 3121 Log file, useful mostly for debugging
These files should be available for 24 hours.