pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-9522-SSF_Dance.ps) >>/Users/jc/w/tmp/Tune-9522-get.log 2>&1" returned status 256
http://www.gulfweb.net/rlwalker/abc/!ABCCollections/SSF_Dance.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_95220.log 291741 Log file, useful mostly for debugging
Coll_95223.log 148252 Log file, useful mostly for debugging
Coll_95226.log 144622 Log file, useful mostly for debugging
Coll_95228.log 47 Log file, useful mostly for debugging
Form_95228.log 494 Log file, useful mostly for debugging
Tune-9522-SSF_Dance.abc 155 ABC music file with the extracted tune(s)
Tune-9522-SSF_Dance.ps 32948 PostScript
Tune-9522-SSF_Dance.txt 155 Plain-text file with the extracted tune(s)
Tune-9522-get.log 4415 Log file, useful mostly for debugging
These files should be available for 24 hours.